{"id":5352,"date":"2026-11-04T05:56:56","date_gmt":"2026-11-04T05:56:56","guid":{"rendered":"https:\/\/skilllog.jp\/blog\/?p=5352"},"modified":"2026-11-04T07:12:06","modified_gmt":"2026-11-04T07:12:06","slug":"linux-kernel-vulnerability-cve-2026-98432","status":"publish","type":"post","link":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/","title":{"rendered":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011"},"content":{"rendered":"\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"451\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9-1024x451.webp\" alt=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306e\u6982\u8981\u3068\u5bfe\u5fdc\u624b\u9806\u3092\u307e\u3068\u3081\u305f\u56f3\u89e3\u3002CVSS 9.8\u306e\u6df1\u523b\u5ea6\u3001RHEL\u30fbAlmaLinux\u30fbDebian\u30fbAmazon Linux\u30fbUbuntu\u306e\u4fee\u6b63\u72b6\u6cc1\u3001uname -r\u306b\u3088\u308b\u5bfe\u8c61\u78ba\u8a8d\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u30fb\u518d\u8d77\u52d5\u30fb\u52d5\u4f5c\u78ba\u8a8d\u306e\u6d41\u308c\u3092\u7d39\u4ecb\u3002\" class=\"wp-image-5375\" srcset=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9-1024x451.webp 1024w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9-300x132.webp 300w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9-768x338.webp 768w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9-1536x676.webp 1536w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u5fdc\u30ac\u30a4\u30c9.webp 1890w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n<div class=\"article-fv-summary\" style=\"margin:20px 0 24px;padding:22px 24px;background:#eff6ff;border:1px solid #bfdbfe;border-left:5px solid #2563eb;border-radius:12px;\">\n<p style=\"margin:0 0 10px;font-size:13px;font-weight:700;letter-spacing:.08em;color:#2563eb;\">\u3053\u306e\u8a18\u4e8b\u306e\u7d50\u8ad6<\/p>\n<p style=\"margin:0;font-size:17px;line-height:1.8;color:#1e3a5f;font-weight:700;\">Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001IPv4\u306eTCP\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308b\u51e6\u7406\u306e\u4e0d\u5177\u5408\u3067\u3059\u3002\u5916\u90e8\u304b\u3089\u8a8d\u8a3c\u306a\u3057\u3067\u653b\u6483\u3055\u308c\u3046\u308b\u305f\u3081\u3001\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u3078\u306e\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<ul style=\"margin:16px 0 0;padding-left:22px;font-size:15px;line-height:1.9;color:#334155;\">\n<li>RHEL\u30fbDebian\u30fbAmazon Linux\u306f\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u3092\u516c\u958b\u6e08\u307f<\/li>\n<li>Ubuntu\u306f11\u67084\u65e5\u6642\u70b9\u3067\u4fee\u6b63\u7248\u3092\u6e96\u5099\u4e2d\uff08pending\uff09<\/li>\n<li>\u30ab\u30fc\u30cd\u30eb\u306f\u66f4\u65b0\u3057\u305f\u3042\u3068\u3001\u518d\u8d77\u52d5\u3057\u306a\u3044\u3068\u53cd\u6620\u3055\u308c\u306a\u3044\u70b9\u306b\u6ce8\u610f<\/li>\n<\/ul>\n<\/div>\n<p style=\"font-size:13px;color:#6b7280;margin-bottom:8px;\">\ud83d\udcd6 \u8aad\u4e86\u6642\u9593\uff1a\u7d0415\u5206<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u3068\u306f\u3001IPv4\u306eTCP\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308b\u51e6\u7406\u306b\u3042\u308b\u4e0d\u5177\u5408\u306e\u3053\u3068\u3067\u3059\u30022026\u5e7410\u670815\u65e5\u306b\u516c\u8868\u3055\u308c\u3001\u30ed\u30b0\u30a4\u30f3\u306a\u3069\u306e\u8a8d\u8a3c\u3082\u5229\u7528\u8005\u306e\u64cd\u4f5c\u3082\u306a\u304f\u3001\u5916\u90e8\u304b\u3089\u306e\u901a\u4fe1\u3060\u3051\u3067\u653b\u6483\u3092\u8a66\u307f\u3089\u308c\u308b\u305f\u3081\u3001Red Hat\u306f\u6df1\u523b\u5ea6\u3092\u300cCritical\u300d\uff08CVSS 9.8\uff09\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">Web\u30b5\u30fc\u30d0\u30fc\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306a\u3069\u3001\u5916\u304b\u3089\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308bLinux\u306e\u30b5\u30fc\u30d0\u30fc\u306f\u5e83\u304f\u5bfe\u8c61\u306b\u306a\u308a\u3048\u307e\u3059\u3002Red Hat Enterprise Linux\uff08RHEL\uff09\u3001Debian\u3001Amazon Linux\u306f\u3059\u3067\u306b\u4fee\u6b63\u6e08\u307f\u306e\u30ab\u30fc\u30cd\u30eb\u3092\u516c\u958b\u3057\u3066\u304a\u308a\u3001Ubuntu\u306f11\u67084\u65e5\u6642\u70b9\u3067\u4fee\u6b63\u7248\u3092\u6e96\u5099\u3057\u3066\u3044\u308b\u6bb5\u968e\u3067\u3059\u3002<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u4ee5\u4e0b\u3067\u306f\u3001\u4ed5\u7d44\u307f\u3001\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u5225\u306e\u72b6\u6cc1\u3001\u5bfe\u8c61\u304b\u3092\u78ba\u304b\u3081\u308b\u624b\u9806\u3001\u5bfe\u5fdc\u65b9\u6cd5\u3068\u66ab\u5b9a\u5bfe\u7b56\u3001\u7d4c\u6b74\u3067\u306e\u4f1d\u3048\u65b9\u306e\u9806\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u5185\u5bb9\u306f2026\u5e7411\u67084\u65e5\u6642\u70b9\u306e\u516c\u958b\u60c5\u5831\u306b\u3082\u3068\u3065\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<div style=\"margin-top:32px;margin-bottom:24px;padding:24px;background-color:#fef3f2;border-left:4px solid #ef4444;border-radius:8px;\">\n<p style=\"font-size:16px;line-height:1.6;color:#333;\"><strong>\u3053\u3093\u306a\u60a9\u307f\u306f\u3042\u308a\u307e\u305b\u3093\u304b<\/strong><\/p>\n<ul style=\"font-size:16px;line-height:1.6;color:#333;margin-top:12px;padding-left:24px;\">\n<li>CVE-2026-98432\u304c\u3069\u3093\u306a\u8106\u5f31\u6027\u306a\u306e\u304b\u3001\u6b63\u78ba\u306b\u77e5\u308a\u305f\u3044<\/li>\n<li>\u62c5\u5f53\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u304c\u5bfe\u8c61\u304b\u3069\u3046\u304b\u5224\u65ad\u3057\u305f\u3044<\/li>\n<li>\u3059\u3050\u306b\u518d\u8d77\u52d5\u3067\u304d\u306a\u3044\u3068\u304d\u3001\u4f55\u3092\u3059\u308c\u3070\u3088\u3044\u304b\u77e5\u308a\u305f\u3044<\/li>\n<li>\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u3092\u3001\u7d4c\u6b74\u3068\u3057\u3066\u3069\u3046\u66f8\u3051\u3070\u3088\u3044\u304b\u8ff7\u3046<\/li>\n<\/ul>\n<\/div>\n<div style=\"margin-top:32px;margin-bottom:24px;padding:24px;background-color:#f9fafb;border-left:4px solid #06c755;border-radius:8px;\">\n<p style=\"font-size:16px;line-height:1.6;color:#333;\"><strong>\u3053\u306e\u8a18\u4e8b\u3067\u5206\u304b\u308b\u3053\u3068<\/strong><\/p>\n<ul style=\"font-size:16px;line-height:1.6;color:#333;margin-top:12px;padding-left:24px;\">\n<li>CVE-2026-98432\u306e\u4ed5\u7d44\u307f\u3068\u6df1\u523b\u5ea6<\/li>\n<li>RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1<\/li>\n<li>\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3068\u4fee\u6b63\u72b6\u6cc1\u306e\u78ba\u304b\u3081\u65b9<\/li>\n<li>\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66f4\u65b0\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u66ab\u5b9a\u5bfe\u7b56<\/li>\n<li>\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u3092\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u66f8\u304f\u4f8b<\/li>\n<\/ul>\n<\/div>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3081\u3070\u3001\u62c5\u5f53\u3057\u3066\u3044\u308bLinux\u30b5\u30fc\u30d0\u30fc\u304c\u5bfe\u8c61\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u3001\u4f55\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3088\u3044\u304b\u304c\u5206\u304b\u308a\u307e\u3059\u3002\u5bfe\u5fdc\u3092\u7d42\u3048\u305f\u3089\u3001\u7121\u6599\u306e\u30b9\u30ad\u30eb\u30ed\u30b0\u306b\u4f5c\u696d\u306e\u5185\u5bb9\u3092\u8a18\u9332\u3057\u3066\u3001\u7d4c\u6b74\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div style=\"clear:both;display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:32px 0;padding:8px 0;line-height:1.6;\"><a href=\"https:\/\/skilllog.jp\/users\/sign_up?utm_source=blog&utm_medium=article&utm_campaign=linux-kernel-vulnerability-cve-2026-98432\" style=\"background:#2563eb;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u5bfe\u5fdc\u3057\u305f\u7d4c\u9a13\u3092\u8a18\u9332\u3059\u308b<\/a><a href=\"#skilllog-consultation\" style=\"background:#06c755;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u8ee2\u8077\u30fb\u6848\u4ef6\u76f8\u8ac7\u3092\u3059\u308b<\/a><\/div>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7CVE-2026-98432%E3%81%AE%E6%A6%82%E8%A6%81\" >Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306e\u6982\u8981<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%81%AA%E3%81%9C%E3%80%8CCritical%E3%80%8D%E3%81%A8%E8%A9%95%E4%BE%A1%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%82%8B%E3%81%AE%E3%81%8B\" >\u306a\u305c\u300cCritical\u300d\u3068\u8a55\u4fa1\u3055\u308c\u3066\u3044\u308b\u306e\u304b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E7%99%BA%E8%A6%8B%E3%81%AE%E7%B5%8C%E7%B7%AF%E3%81%A8%E6%82%AA%E7%94%A8%E3%81%AE%E7%8A%B6%E6%B3%81\" >\u767a\u898b\u306e\u7d4c\u7def\u3068\u60aa\u7528\u306e\u72b6\u6cc1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AE%E5%BD%B1%E9%9F%BF%E3%82%92%E5%8F%97%E3%81%91%E3%82%8B%E3%83%87%E3%82%A3%E3%82%B9%E3%83%88%E3%83%AA%E3%83%93%E3%83%A5%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3\" >Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%81%BE%E3%81%A0%E4%BF%AE%E6%AD%A3%E3%81%8C%E5%87%BA%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84%E3%82%82%E3%81%AE\" >\u307e\u3060\u4fee\u6b63\u304c\u51fa\u3066\u3044\u306a\u3044\u3082\u306e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%82%B3%E3%83%B3%E3%83%86%E3%83%8A%E3%82%84%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AE%E5%A0%B4%E5%90%88\" >\u30b3\u30f3\u30c6\u30ca\u3084\u30af\u30e9\u30a6\u30c9\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u5408<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AE%E5%AF%BE%E8%B1%A1%E3%81%8B%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B%E6%89%8B%E9%A0%86\" >Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u306e\u5bfe\u8c61\u304b\u78ba\u8a8d\u3059\u308b\u624b\u9806<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E5%8B%95%E3%81%84%E3%81%A6%E3%81%84%E3%82%8B%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E7%89%88%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\" >\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3092\u78ba\u304b\u3081\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E6%9B%B4%E6%96%B0%E3%81%A7%E3%81%8D%E3%82%8B%E7%89%88%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\" >\u66f4\u65b0\u3067\u304d\u308b\u7248\u3092\u78ba\u304b\u3081\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#MPTCP%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84%E3%81%8B%E3%82%82%E8%A6%8B%E3%81%A6%E3%81%8A%E3%81%8F\" >MPTCP\u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\u304b\u3082\u898b\u3066\u304a\u304f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%B8%E3%81%AE%E5%AF%BE%E5%BF%9C%E6%89%8B%E9%A0%86\" >Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u624b\u9806<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%AE%E8%A8%88%E7%94%BB%E3%82%92%E5%85%88%E3%81%AB%E7%AB%8B%E3%81%A6%E3%82%8B\" >\u518d\u8d77\u52d5\u306e\u8a08\u753b\u3092\u5148\u306b\u7acb\u3066\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%81%99%E3%81%90%E3%81%AB%E6%9B%B4%E6%96%B0%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84%E3%81%A8%E3%81%8D%E3%81%AE%E6%9A%AB%E5%AE%9A%E5%AF%BE%E7%AD%96\" >\u3059\u3050\u306b\u66f4\u65b0\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u66ab\u5b9a\u5bfe\u7b56<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%B8%E3%81%AE%E5%AF%BE%E5%BF%9C%E3%82%92%E7%B5%8C%E6%AD%B4%E3%81%A8%E3%81%97%E3%81%A6%E4%BC%9D%E3%81%88%E3%82%8B\" >Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u3092\u7d4c\u6b74\u3068\u3057\u3066\u4f1d\u3048\u308b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E5%AF%BE%E5%BF%9C%E3%81%AE%E7%B5%8C%E9%A8%93%E3%82%92%E3%82%B9%E3%82%AD%E3%83%AB%E3%83%AD%E3%82%B0%E3%81%A7%E6%AE%8B%E3%81%99%E7%90%86%E7%94%B1\" >\u5bfe\u5fdc\u306e\u7d4c\u9a13\u3092\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u6b8b\u3059\u7406\u7531<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%82%88%E3%81%8F%E3%81%82%E3%82%8B%E8%B3%AA%E5%95%8F\" >\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8C%E3%81%B0%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%97%E3%81%AA%E3%81%8F%E3%81%A6%E3%82%82%E5%A4%A7%E4%B8%88%E5%A4%AB%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" >\u30ab\u30fc\u30cd\u30eb\u3092\u66f4\u65b0\u3059\u308c\u3070\u518d\u8d77\u52d5\u3057\u306a\u304f\u3066\u3082\u5927\u4e08\u592b\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#IPv6%E3%81%A0%E3%81%91%E3%81%A7%E9%80%9A%E4%BF%A1%E3%81%97%E3%81%A6%E3%81%84%E3%82%8C%E3%81%B0%E5%BD%B1%E9%9F%BF%E3%81%AF%E3%81%82%E3%82%8A%E3%81%BE%E3%81%9B%E3%82%93%E3%81%8B%EF%BC%9F\" >IPv6\u3060\u3051\u3067\u901a\u4fe1\u3057\u3066\u3044\u308c\u3070\u5f71\u97ff\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Docker%E3%81%AE%E3%82%B3%E3%83%B3%E3%83%86%E3%83%8A%E3%81%AE%E3%82%A4%E3%83%A1%E3%83%BC%E3%82%B8%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8C%E3%81%B0%E9%98%B2%E3%81%92%E3%81%BE%E3%81%99%E3%81%8B%EF%BC%9F\" >Docker\u306e\u30b3\u30f3\u30c6\u30ca\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u66f4\u65b0\u3059\u308c\u3070\u9632\u3052\u307e\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#MPTCP%E3%82%92%E7%84%A1%E5%8A%B9%E3%81%AB%E3%81%99%E3%82%8C%E3%81%B0%E5%8D%81%E5%88%86%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" >MPTCP\u3092\u7121\u52b9\u306b\u3059\u308c\u3070\u5341\u5206\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#Ubuntu%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%84%E3%82%8B%E5%A0%B4%E5%90%88%E3%81%AF%E3%81%A9%E3%81%86%E3%81%99%E3%82%8C%E3%81%B0%E3%82%88%E3%81%84%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\" >Ubuntu\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7CVE-2026-98432%E3%81%AE%E6%A6%82%E8%A6%81\"><\/span>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306e\u6982\u8981<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">\u65b0\u3057\u3044TCP\u63a5\u7d9a\u3092\u51e6\u7406\u3059\u308b\u9014\u4e2d\u3067\u3001\u4f7f\u7528\u4e2d\u306e\u30c7\u30fc\u30bf\u304c\u5148\u306b\u89e3\u653e\u3055\u308c\u3066\u3057\u307e\u3046\u4e0d\u5177\u5408\uff08use-after-free\uff09\u3067\u3059\u3002<\/p>\n<\/div>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">TCP\u306e\u63a5\u7d9a\u306f\u3001\u76f8\u624b\u304b\u3089\u306e\u63a5\u7d9a\u8981\u6c42\uff08SYN\uff09\u306b\u5fdc\u7b54\uff08SYN-ACK\uff09\u3092\u8fd4\u3057\u3066\u59cb\u307e\u308a\u307e\u3059\u3002\u3053\u306e\u51e6\u7406\u3068\u3001\u540c\u3058\u63a5\u7d9a\u306e\u518d\u9001\u3055\u308c\u305f\u8981\u6c42\u306e\u51e6\u7406\u304c\u5225\u3005\u306eCPU\u3067\u540c\u6642\u306b\u9032\u3080\u3068\u3001\u307e\u3060\u4f7f\u3063\u3066\u3044\u308b\u9014\u4e2d\u306e\u30c7\u30fc\u30bf\u304c\u89e3\u653e\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u89e3\u653e\u6e08\u307f\u306e\u30e1\u30e2\u30ea\u3092\u8aad\u307f\u66f8\u304d\u3057\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u505c\u6b62\u3084\u30e1\u30e2\u30ea\u306e\u7834\u58ca\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:24px 0;\">\n<tr>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u9805\u76ee<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u5185\u5bb9<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">CVE\u756a\u53f7<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">CVE-2026-98432<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u516c\u8868\u65e5<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">2026\u5e7410\u670815\u65e5<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u6df1\u523b\u5ea6<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">CVSS v3.1\u30679.8\uff08Red Hat\u30fb\u30ab\u30fc\u30cd\u30eb\u306eCVE\u30c1\u30fc\u30e0\u306e\u8a55\u4fa1\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u653b\u6483\u306e\u6761\u4ef6<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u7531\u3001\u8a8d\u8a3c\u4e0d\u8981\u3001\u5229\u7528\u8005\u306e\u64cd\u4f5c\u4e0d\u8981<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u8d77\u304d\u3046\u308b\u3053\u3068<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u30b7\u30b9\u30c6\u30e0\u306e\u505c\u6b62\u3001\u30e1\u30e2\u30ea\u306e\u7834\u58ca\u3001\u30ea\u30e2\u30fc\u30c8\u304b\u3089\u306e\u30b3\u30fc\u30c9\u5b9f\u884c<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u5bfe\u8c61\u306e\u901a\u4fe1<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">IPv4\u306eTCP\uff08IPv6\u306f\u4e3b\u306a\u554f\u984c\u306e\u5bfe\u8c61\u5916\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u78ba\u5b9f\u306a\u5bfe\u7b56<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u3078\u306e\u66f4\u65b0\u3068\u518d\u8d77\u52d5<\/td>\n<\/tr>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"%E3%81%AA%E3%81%9C%E3%80%8CCritical%E3%80%8D%E3%81%A8%E8%A9%95%E4%BE%A1%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%82%8B%E3%81%AE%E3%81%8B\"><\/span>\u306a\u305c\u300cCritical\u300d\u3068\u8a55\u4fa1\u3055\u308c\u3066\u3044\u308b\u306e\u304b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">Red Hat\u306f\u3001\u7279\u5225\u306a\u8a2d\u5b9a\u3092\u3057\u3066\u3044\u306a\u3044\u901a\u5e38\u306e\u30b5\u30fc\u30d0\u30fc\u3067\u3082TCP\u306e\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u3066\u3044\u308b\u9650\u308a\u653b\u6483\u306e\u7d4c\u8def\u306b\u306a\u308a\u3001\u30ed\u30fc\u30ab\u30eb\u306e\u6a29\u9650\u3082\u5229\u7528\u8005\u306e\u64cd\u4f5c\u3082\u3044\u3089\u306a\u3044\u70b9\u3092\u7406\u7531\u306b\u6319\u3052\u3066\u3044\u307e\u3059\u3002\u78ba\u5b9f\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3055\u305b\u308b\u306b\u306f\u7d30\u304b\u3044\u5236\u5fa1\u304c\u5fc5\u8981\u3068\u3057\u3064\u3064\u3082\u3001\u524d\u63d0\u6761\u4ef6\u304c\u306a\u3044\u3053\u3068\u304b\u3089\u8a55\u4fa1\u3092\u5f15\u304d\u4e0a\u3052\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E7%99%BA%E8%A6%8B%E3%81%AE%E7%B5%8C%E7%B7%AF%E3%81%A8%E6%82%AA%E7%94%A8%E3%81%AE%E7%8A%B6%E6%B3%81\"><\/span>\u767a\u898b\u306e\u7d4c\u7def\u3068\u60aa\u7528\u306e\u72b6\u6cc1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u3053\u306e\u8106\u5f31\u6027\u306f\u3001AI\u4f01\u696d\u306eAnthropic\u304c\u81ea\u793e\u306eAI\u3092\u4f7f\u3063\u305f\u8106\u5f31\u6027\u63a2\u7d22\u306e\u4e2d\u3067\u898b\u3064\u3051\u305f\u3082\u306e\u3067\u3059\u3002\u540c\u793e\u306e\u516c\u958b\u8cc7\u6599\u3067\u306f\u3001MPTCP\uff08\u8907\u6570\u306e\u7d4c\u8def\u3092\u675f\u306d\u308bTCP\u306e\u62e1\u5f35\uff09\u3067\u63a5\u7d9a\u3092\u5f85\u3061\u53d7\u3051\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306b\u5bfe\u3057\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u7ba1\u7406\u8005\u6a29\u9650\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u3053\u3068\u3092\u691c\u8a3c\u3067\u78ba\u304b\u3081\u305f\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u7c73\u56fdCISA\u306e\u300c\u60aa\u7528\u304c\u78ba\u8a8d\u3055\u308c\u305f\u8106\u5f31\u6027\u300d\u306e\u4e00\u89a7\u306b\u306f\u300111\u67083\u65e5\u6642\u70b9\u3067\u8f09\u3063\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u653b\u6483\u306e\u65b9\u6cd5\u304c\u5177\u4f53\u7684\u306b\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u65e9\u3081\u306e\u66f4\u65b0\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AE%E5%BD%B1%E9%9F%BF%E3%82%92%E5%8F%97%E3%81%91%E3%82%8B%E3%83%87%E3%82%A3%E3%82%B9%E3%83%88%E3%83%AA%E3%83%93%E3%83%A5%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3\"><\/span>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">RHEL 8\u301c10\u3001Debian\u3001Amazon Linux\u306f\u4fee\u6b63\u6e08\u307f\u3002Ubuntu\u306f\u6e96\u5099\u4e2d\u3067\u3001RHEL 6\u30fb7\u306f\u5bfe\u8c61\u5916\u3067\u3059\u3002<\/p>\n<\/div>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u306e\u6570\u5b57\u306f\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3054\u3068\u306b\u4ed8\u3051\u65b9\u304c\u9055\u3046\u305f\u3081\u3001\u5404\u793e\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u300c\u4fee\u6b63\u6e08\u307f\u306e\u7248\u300d\u3068\u6bd4\u3079\u3066\u5224\u65ad\u3057\u307e\u3059\u300211\u67084\u65e5\u6642\u70b9\u306e\u4e3b\u306a\u72b6\u6cc1\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:24px 0;\">\n<tr>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u72b6\u6cc1<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u4fee\u6b63\u6e08\u307f\u306e\u7248\uff08\u4ee5\u964d\u306a\u3089\u5bfe\u5fdc\u6e08\u307f\uff09<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">RHEL 10<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u6e08\u307f\uff0811\u67081\u65e5\u3001RHSA-2026:93413\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">kernel-6.12.0-211.72.1.el10_2<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">RHEL 9<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u4fee\u6b63\u6e08\u307f\uff0811\u67081\u65e5\u3001RHSA-2026:93412\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">kernel-5.14.0-687.64.1.el9_8<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">RHEL 8<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u6e08\u307f\uff0811\u67081\u65e5\u3001RHSA-2026:93414\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">kernel-4.18.0-553.182.1.el8_10<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">RHEL 6\u30fb7<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u5bfe\u8c61\u5916<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u2015<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">AlmaLinux 8\u301c10<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u6e08\u307f\uff0811\u67082\u65e5\u304b\u3089\u901a\u5e38\u306e\u30ea\u30dd\u30b8\u30c8\u30ea\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">RHEL\u3068\u540c\u3058\u7248<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">Debian 12\uff08bookworm\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u4fee\u6b63\u6e08\u307f<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">6.1.190-1<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">Debian 13\uff08trixie\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u6e08\u307f<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">6.12.113-1<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">Amazon Linux 2023\u30fb2<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u4fee\u6b63\u6e08\u307f\uff0810\u670824\u65e5\u301c30\u65e5\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u5404\u30a2\u30c9\u30d0\u30a4\u30b6\u30ea\u30fc\u3067\u78ba\u8a8d<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">Ubuntu 22.04\u30fb24.04\u307b\u304b<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4fee\u6b63\u7248\u3092\u6e96\u5099\u4e2d\uff08pending\uff09<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u516c\u958b\u3092\u5f85\u3064<\/td>\n<\/tr>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A0%E4%BF%AE%E6%AD%A3%E3%81%8C%E5%87%BA%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84%E3%82%82%E3%81%AE\"><\/span>\u307e\u3060\u4fee\u6b63\u304c\u51fa\u3066\u3044\u306a\u3044\u3082\u306e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">Red Hat\u306e\u60c5\u5831\u3067\u306f\u3001RHEL 9\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5411\u3051\u30ab\u30fc\u30cd\u30eb\uff08kernel-rt\uff09\u3068\u3001OpenShift 4\u30fb5\u3067\u4f7f\u3046RHCOS\u306f\u300111\u67084\u65e5\u6642\u70b9\u3067\u300c\u5f71\u97ff\u3042\u308a\u300d\u306e\u307e\u307e\u3067\u3059\u3002Ubuntu\u306f\u4e3b\u8981\u306a\u30ab\u30fc\u30cd\u30eb\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u4fee\u6b63\u7248\u3092\u6e96\u5099\u4e2d\u3067\u300120.04\u306f\u4fee\u6b63\u304c\u5fc5\u8981\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E3%82%B3%E3%83%B3%E3%83%86%E3%83%8A%E3%82%84%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AE%E5%A0%B4%E5%90%88\"><\/span>\u30b3\u30f3\u30c6\u30ca\u3084\u30af\u30e9\u30a6\u30c9\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u30b3\u30f3\u30c6\u30ca\u306f\u30db\u30b9\u30c8\u306e\u30ab\u30fc\u30cd\u30eb\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u4f5c\u308a\u76f4\u3057\u3066\u3082\u89e3\u6c7a\u3057\u307e\u305b\u3093\u3002\u66f4\u65b0\u304c\u5fc5\u8981\u306a\u306e\u306f\u30db\u30b9\u30c8\u5074\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u3059\u3002Kubernetes\u306e\u30de\u30cd\u30fc\u30b8\u30c9\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3067\u30ce\u30fc\u30c9\u3092\u63d0\u4f9b\u5143\u304c\u7ba1\u7406\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u63d0\u4f9b\u5143\u306e\u6848\u5185\u306b\u5f93\u3063\u3066\u30ce\u30fc\u30c9\u3092\u5165\u308c\u66ff\u3048\u307e\u3059\u3002<\/p>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%AE%E5%AF%BE%E8%B1%A1%E3%81%8B%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B%E6%89%8B%E9%A0%86\"><\/span>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u306e\u5bfe\u8c61\u304b\u78ba\u8a8d\u3059\u308b\u624b\u9806<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3092\u78ba\u304b\u3081\u3001\u4fee\u6b63\u6e08\u307f\u306e\u7248\u3068\u6bd4\u3079\u308b\u306e\u304c\u57fa\u672c\u3067\u3059\u3002<\/p>\n<\/div>\n<ul style=\"margin:0 0 20px 0;padding-left:24px;line-height:1.9;\">\n<li>\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3092 <code>uname -r<\/code> \u3067\u78ba\u304b\u3081\u308b<\/li>\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f\u306e\u30ab\u30fc\u30cd\u30eb\u3068\u3001\u66f4\u65b0\u3067\u304d\u308b\u7248\u3092\u78ba\u304b\u3081\u308b<\/li>\n<li>\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u60c5\u5831\u3067\u3001CVE\u756a\u53f7\u3054\u3068\u306e\u4fee\u6b63\u72b6\u6cc1\u3092\u78ba\u304b\u3081\u308b<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8B%95%E3%81%84%E3%81%A6%E3%81%84%E3%82%8B%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E7%89%88%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\"><\/span>\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3092\u78ba\u304b\u3081\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\"><code>uname -r<\/code> \u3067\u8868\u793a\u3055\u308c\u308b\u306e\u304c\u3001\u3044\u307e\u5b9f\u969b\u306b\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u3067\u3059\u3002\u65b0\u3057\u3044\u30ab\u30fc\u30cd\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3082\u3001\u518d\u8d77\u52d5\u3059\u308b\u307e\u3067\u306f\u53e4\u3044\u30ab\u30fc\u30cd\u30eb\u306e\u307e\u307e\u52d5\u3044\u3066\u3044\u307e\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f\u306e\u4e00\u89a7\u306f\u3001RHEL\u7cfb\u306a\u3089 <code>rpm -q kernel<\/code>\u3001Debian\u30fbUbuntu\u306a\u3089 <code>dpkg -l | grep linux-image<\/code> \u3067\u78ba\u304b\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E6%9B%B4%E6%96%B0%E3%81%A7%E3%81%8D%E3%82%8B%E7%89%88%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\"><\/span>\u66f4\u65b0\u3067\u304d\u308b\u7248\u3092\u78ba\u304b\u3081\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">RHEL\u7cfb\u306f <code>sudo dnf check-update kernel<\/code>\uff08RHEL 7\u4ee5\u524d\u3084Amazon Linux 2\u306f <code>yum<\/code>\uff09\u3001Debian\u30fbUbuntu\u306f <code>sudo apt update<\/code> \u306e\u3042\u3068\u306b <code>apt list --upgradable<\/code> \u3067\u3001\u914d\u5e03\u3055\u308c\u3066\u3044\u308b\u65b0\u3057\u3044\u7248\u3092\u78ba\u304b\u3081\u307e\u3059\u3002\u4fee\u6b63\u6e08\u307f\u306e\u7248\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u66f4\u65b0\u306e\u6e96\u5099\u304c\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MPTCP%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84%E3%81%8B%E3%82%82%E8%A6%8B%E3%81%A6%E3%81%8A%E3%81%8F\"><\/span>MPTCP\u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\u304b\u3082\u898b\u3066\u304a\u304f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u653b\u6483\u306e\u691c\u8a3c\u306f\u3001MPTCP\u3067\u5f85\u3061\u53d7\u3051\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u3092\u5bfe\u8c61\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002<code>ss -Mlnt<\/code> \u3067\u3001MPTCP\u3067\u5f85\u3061\u53d7\u3051\u3066\u3044\u308b\u30dd\u30fc\u30c8\u304c\u3042\u308b\u304b\u3092\u78ba\u304b\u3081\u3089\u308c\u307e\u3059\u3002Go 1.24\u4ee5\u964d\u3067\u4f5c\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001Linux\u3067\u5f85\u3061\u53d7\u3051\u308b\u3068\u304d\u306bMPTCP\u304c\u521d\u671f\u8a2d\u5b9a\u3067\u6709\u52b9\u306b\u306a\u308b\u70b9\u306b\u3082\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u305f\u3060\u3057\u3001MPTCP\u3092\u4f7f\u3063\u3066\u3044\u306a\u304f\u3066\u3082\u5bfe\u8c61\u5916\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u3002<\/p>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%B8%E3%81%AE%E5%AF%BE%E5%BF%9C%E6%89%8B%E9%A0%86\"><\/span>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u624b\u9806<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">\u5f71\u97ff\u3092\u6d17\u3044\u51fa\u3057\u3001\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u306b\u66f4\u65b0\u3057\u3066\u518d\u8d77\u52d5\u3057\u3001\u53cd\u6620\u3092\u78ba\u304b\u3081\u307e\u3059\u3002<\/p>\n<\/div>\n<ul style=\"margin:0 0 20px 0;padding-left:24px;line-height:1.9;\">\n<li>\u5f71\u97ff\u8abf\u67fb\uff1a\u5916\u304b\u3089\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308bLinux\u30b5\u30fc\u30d0\u30fc\u306e\u4e00\u89a7\u3068\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u7248\u3092\u6d17\u3044\u51fa\u3059<\/li>\n<li>\u512a\u5148\u9806\u4f4d\uff1a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u5148\u306b\u5bfe\u5fdc\u3059\u308b<\/li>\n<li>\u5831\u544a\uff1a\u5bfe\u8c61\u306e\u7bc4\u56f2\u3068\u3001\u518d\u8d77\u52d5\u306e\u4e88\u5b9a\u3092\u95a2\u4fc2\u8005\u306b\u4f1d\u3048\u308b<\/li>\n<li>\u9069\u7528\uff1a\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u306b\u66f4\u65b0\u3057\u3001\u518d\u8d77\u52d5\u3059\u308b<\/li>\n<li>\u78ba\u8a8d\uff1a\u518d\u8d77\u52d5\u5f8c\u306b <code>uname -r<\/code> \u3067\u7248\u3092\u78ba\u304b\u3081\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u52d5\u4f5c\u3068\u30ed\u30b0\u3092\u898b\u308b<\/li>\n<\/ul>\n<table style=\"width:100%;border-collapse:collapse;margin:24px 0;\">\n<tr>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u74b0\u5883<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u66f4\u65b0\u306e\u30b3\u30de\u30f3\u30c9\uff08\u4f8b\uff09<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">RHEL 8\u301c10\u30fbAlmaLinux<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\"><code>sudo dnf upgrade kernel<\/code> \u2192 <code>sudo reboot<\/code><\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\"><code>needs-restarting -r<\/code> \u3067\u518d\u8d77\u52d5\u304c\u5fc5\u8981\u304b\u78ba\u304b\u3081\u3089\u308c\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">Debian<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\"><code>sudo apt update && sudo apt upgrade<\/code> \u2192 <code>sudo reboot<\/code><\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u65b0\u3057\u3044\u30ab\u30fc\u30cd\u30eb\u3067\u8d77\u52d5\u3057\u305f\u304b\u3092\u78ba\u304b\u3081\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">Amazon Linux<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\"><code>sudo dnf upgrade kernel<\/code>\uff08AL2\u306f <code>yum<\/code>\uff09\u2192 \u518d\u8d77\u52d5<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">AL2\u306e\u30ab\u30fc\u30cd\u30eb5.10\u30fb5.15\u306a\u3069\u306e\u8ffd\u52a0\u30d1\u30c3\u30b1\u30fc\u30b8\u3082\u78ba\u304b\u3081\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">Ubuntu<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u4fee\u6b63\u7248\u306e\u516c\u958b\u5f8c\u306b apt \u3067\u66f4\u65b0 \u2192 \u518d\u8d77\u52d5<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u516c\u958b\u307e\u3067\u306f\u3053\u306e\u5f8c\u306e\u66ab\u5b9a\u5bfe\u7b56\u3067\u5371\u967a\u3092\u4e0b\u3052\u308b<\/td>\n<\/tr>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%AE%E8%A8%88%E7%94%BB%E3%82%92%E5%85%88%E3%81%AB%E7%AB%8B%E3%81%A6%E3%82%8B\"><\/span>\u518d\u8d77\u52d5\u306e\u8a08\u753b\u3092\u5148\u306b\u7acb\u3066\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u306f\u3001\u518d\u8d77\u52d5\u3057\u306a\u3044\u3068\u53cd\u6620\u3055\u308c\u307e\u305b\u3093\u3002\u5197\u9577\u5316\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306f1\u53f0\u305a\u3064\u5207\u308a\u96e2\u3057\u3066\u518d\u8d77\u52d5\u3057\u30011\u53f0\u69cb\u6210\u306e\u30b5\u30fc\u30d0\u30fc\u306f\u505c\u6b62\u3067\u304d\u308b\u6642\u9593\u5e2f\u3092\u95a2\u4fc2\u8005\u3068\u6c7a\u3081\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E3%81%99%E3%81%90%E3%81%AB%E6%9B%B4%E6%96%B0%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84%E3%81%A8%E3%81%8D%E3%81%AE%E6%9A%AB%E5%AE%9A%E5%AF%BE%E7%AD%96\"><\/span>\u3059\u3050\u306b\u66f4\u65b0\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u66ab\u5b9a\u5bfe\u7b56<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">Ubuntu\u306e\u516c\u5f0f\u60c5\u5831\u306b\u306f\u3001IP\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4ed8\u3044\u305fIPv4\u306eTCP\u306e\u901a\u4fe1\u3092\u7834\u68c4\u3059\u308bnftables\u306e\u30eb\u30fc\u30eb\u304c\u8f09\u3063\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5371\u967a\u3092\u4e0b\u3052\u308b\u3060\u3051\u3067\u5b8c\u5168\u306b\u306f\u9632\u3052\u305a\u3001IP\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u901a\u4fe1\u306f\u901a\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u304c\u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u6301\u3064\u5834\u5408\u306f\u3001\u305d\u3061\u3089\u306b\u3082\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<ul style=\"margin:0 0 20px 0;padding-left:24px;line-height:1.9;\">\n<li>\u30eb\u30fc\u30eb\u306e\u4e2d\u8eab\u306f <code>ip protocol tcp ip hdrlength > 5 counter drop<\/code>\uff08IP\u30d8\u30c3\u30c0\u30fc\u304c\u6a19\u6e96\u3088\u308a\u9577\u3044\uff1d\u30aa\u30d7\u30b7\u30e7\u30f3\u4ed8\u304d\u306eTCP\u3092\u7834\u68c4\uff09<\/li>\n<li>Go\u88fd\u306e\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u74b0\u5883\u5909\u6570 GODEBUG=multipathtcp=0 \u3067MPTCP\u3092\u6b62\u3081\u3089\u308c\u308b\uff08Go\u516c\u5f0f\u306f\u300c\u6700\u5584\u306e\u5bfe\u7b56\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u300d\u3068\u3057\u3066\u3044\u308b\uff09<\/li>\n<li>\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u3067\u8d77\u52d5\u3057\u305f\u3089\u3001\u66ab\u5b9a\u306e\u30eb\u30fc\u30eb\u306f\u5916\u3057\u3066\u3088\u3044<\/li>\n<\/ul>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u5f71\u97ff\u8abf\u67fb\u304b\u3089\u518d\u8d77\u52d5\u306e\u8abf\u6574\u3001\u66f4\u65b0\u5f8c\u306e\u78ba\u8a8d\u307e\u3067\u3092\u62c5\u5f53\u3057\u305f\u7d4c\u9a13\u306f\u3001\u30a4\u30f3\u30d5\u30e9\u306e\u904b\u7528\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u5fdc\u306e\u5b9f\u7e3e\u306b\u306a\u308a\u307e\u3059\u3002\u4f5c\u696d\u3092\u7d42\u3048\u305f\u3089\u3001\u5185\u5bb9\u3092\u5fd8\u308c\u306a\u3044\u3046\u3061\u306b\u8a18\u9332\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div style=\"clear:both;display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:32px 0;padding:8px 0;line-height:1.6;\"><a href=\"https:\/\/skilllog.jp\/users\/sign_up?utm_source=blog&utm_medium=article&utm_campaign=linux-kernel-vulnerability-cve-2026-98432\" style=\"background:#2563eb;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u8106\u5f31\u6027\u5bfe\u5fdc\u306e\u7d4c\u9a13\u3092\u6b8b\u3059<\/a><a href=\"#skilllog-consultation\" style=\"background:#06c755;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u8ee2\u8077\u30fb\u6848\u4ef6\u76f8\u8ac7\u3092\u3059\u308b<\/a><\/div>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"Linux%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%81%AE%E8%84%86%E5%BC%B1%E6%80%A7%E3%81%B8%E3%81%AE%E5%AF%BE%E5%BF%9C%E3%82%92%E7%B5%8C%E6%AD%B4%E3%81%A8%E3%81%97%E3%81%A6%E4%BC%9D%E3%81%88%E3%82%8B\"><\/span>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u3092\u7d4c\u6b74\u3068\u3057\u3066\u4f1d\u3048\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">\u53f0\u6570\u30fb\u671f\u9593\u30fb\u5f79\u5272\u3092\u5165\u308c\u308b\u3068\u3001\u904b\u7528\u306e\u5b9f\u52d9\u7d4c\u9a13\u3068\u3057\u3066\u4f1d\u308f\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u306f\u3001\u53f0\u6570\u304c\u591a\u3044\u307b\u3069\u518d\u8d77\u52d5\u306e\u8abf\u6574\u3084\u78ba\u8a8d\u306e\u6bb5\u53d6\u308a\u304c\u5fc5\u8981\u306b\u306a\u308b\u4ed5\u4e8b\u3067\u3059\u3002\u30a4\u30f3\u30d5\u30e9\u306e\u4ed5\u4e8b\u306e\u5168\u4f53\u50cf\u306f<a href=\"https:\/\/skilllog.jp\/blog\/2026\/10\/26\/infra-engineer-job-description\/\" style=\"color:#2563eb;text-decoration:underline;\">\u30a4\u30f3\u30d5\u30e9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u4ed5\u4e8b\u5185\u5bb9<\/a>\u3067\u3001\u904b\u7528\u306e\u7d4c\u9a13\u3092\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u4ed5\u4e8b\u306b\u6d3b\u304b\u3059\u65b9\u6cd5\u306f<a href=\"https:\/\/skilllog.jp\/blog\/2026\/10\/25\/security-engineer-career-change-from-infra-dev\/\" style=\"color:#2563eb;text-decoration:underline;\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30f3\u30b8\u30cb\u30a2\u3078\u306e\u30ad\u30e3\u30ea\u30a2\u30c1\u30a7\u30f3\u30b8<\/a>\u3067\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:24px 0;\">\n<tr>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u66f8\u304d\u65b9<\/th>\n<th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u4f8b<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u4f1d\u308f\u3089\u306a\u3044\u4f8b<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">Linux\u30b5\u30fc\u30d0\u30fc\u306e\u4fdd\u5b88\u3092\u62c5\u5f53\u3002\u30ab\u30fc\u30cd\u30eb\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u5b9f\u65bd<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">\u4f1d\u308f\u308b\u4f8b<\/td>\n<td style=\"border:1px solid #ddd;padding:12px;background:#f8fafc;\">Linux\u30ab\u30fc\u30cd\u30eb\u306e\u7dca\u6025\u8106\u5f31\u6027\uff08CVE-2026-98432\uff09\u3078\u306e\u5bfe\u5fdc\u3092\u62c5\u5f53\u3002\u516c\u958b\u30b5\u30fc\u30d0\u30fc12\u53f0\u306e\u7248\u3092\u8abf\u3079\u3066\u5f71\u97ff\u3092\u5831\u544a\u3057\u3001\u5197\u9577\u69cb\u6210\u30921\u53f0\u305a\u3064\u5207\u308a\u96e2\u3057\u3066\u518d\u8d77\u52d5\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u305a\u306b\u516c\u958b\u304b\u30895\u65e5\u4ee5\u5185\u306b\u5168\u53f0\u306e\u66f4\u65b0\u3092\u5b8c\u4e86<\/td>\n<\/tr>\n<\/table>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u66f8\u304d\u65b9\u306e\u30b3\u30c4\u306f<a href=\"https:\/\/skilllog.jp\/blog\/2026\/10\/28\/infra-engineer-skill-sheet-writing\/\" style=\"color:#2563eb;text-decoration:underline;\">\u30a4\u30f3\u30d5\u30e9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306e\u66f8\u304d\u65b9<\/a>\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002\u307b\u304b\u306e\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u4f8b\u306f<a href=\"https:\/\/skilllog.jp\/blog\/2026\/10\/22\/php-vulnerability-php2shell\/\" style=\"color:#2563eb;text-decoration:underline;\">PHP\u306e\u8106\u5f31\u6027\u300cphp2shell\u300d\u306e\u89e3\u8aac<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%AF%BE%E5%BF%9C%E3%81%AE%E7%B5%8C%E9%A8%93%E3%82%92%E3%82%B9%E3%82%AD%E3%83%AB%E3%83%AD%E3%82%B0%E3%81%A7%E6%AE%8B%E3%81%99%E7%90%86%E7%94%B1\"><\/span>\u5bfe\u5fdc\u306e\u7d4c\u9a13\u3092\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u6b8b\u3059\u7406\u7531<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u306f\u3001\u4f55\u53f0\u3092\u3001\u3069\u3093\u306a\u6bb5\u53d6\u308a\u3067\u3001\u4f55\u65e5\u3067\u7d42\u3048\u305f\u304b\u3092\u66f8\u3051\u308b\u3068\u8a55\u4fa1\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002Excel\u3084Word\u3067\u7d4c\u6b74\u3092\u66f8\u304d\u8db3\u3057\u3066\u3044\u304f\u3068\u3001\u6848\u4ef6\u3054\u3068\u306b\u66f8\u304f\u9805\u76ee\u304c\u3070\u3089\u3064\u304d\u3001\u53f0\u6570\u3084\u671f\u9593\u304c\u629c\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<a href=\"https:\/\/skilllog.jp\/?utm_source=blog&utm_medium=body_link&utm_campaign=linux-kernel-vulnerability-cve-2026-98432\" style=\"color:#2563eb;text-decoration:underline;\">\u30b9\u30ad\u30eb\u30ed\u30b0<\/a>\u3067\u8a18\u9332\u3059\u308b\u3068\u3001\u6b21\u306e\u70b9\u3067\u697d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul style=\"margin:0 0 20px 0;padding-left:24px;line-height:1.9;\">\n<li>\u9805\u76ee\u304c\u305d\u308d\u3046\uff1a\u6848\u4ef6\u3054\u3068\u306b\u671f\u9593\u30fb\u5f79\u5272\u30fb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u898f\u6a21\u30fb\u30c1\u30fc\u30e0\u898f\u6a21\u30fb\u696d\u7a2e\u30fb\u62c5\u5f53\u5de5\u7a0b\u30fb\u6210\u679c\u3092\u540c\u3058\u9805\u76ee\u3067\u5165\u529b\u3059\u308b\u306e\u3067\u3001\u66f8\u304d\u6f0f\u308c\u304c\u306a\u304f\u3001\u6848\u4ef6\u3069\u3046\u3057\u3092\u6bd4\u3079\u3084\u3059\u3044<\/li>\n<li>\u4f53\u88c1\u3092\u6574\u3048\u308b\u624b\u9593\u304c\u306a\u3044\uff1a\u5165\u529b\u3057\u305f\u5185\u5bb9\u306fPDF\u51fa\u529b\u3067\u4f53\u88c1\u306e\u6574\u3063\u305f\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u306a\u308a\u3001\u65b0\u3057\u3044\u6848\u4ef6\u3092\u8db3\u3057\u305f\u3089\u305d\u306e\u307e\u307e\u51fa\u3057\u76f4\u305b\u308b<\/li>\n<li>\u4f38\u3073\u305f\u30b9\u30ad\u30eb\u304c\u898b\u3048\u308b\uff1a\u30b9\u30ad\u30eb\u3054\u3068\u306bS\u30fbA\u30fbB\u306a\u3069\u306e\u81ea\u5df1\u8a55\u4fa1\u3068\u7d4c\u9a13\u5e74\u6570\u3092\u4e26\u3079\u3066\u78ba\u8a8d\u3067\u304d\u3001\u6b21\u306b\u4f38\u3070\u3059\u3068\u3053\u308d\u304c\u5206\u304b\u308b<\/li>\n<\/ul>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u30a4\u30f3\u30d5\u30e9\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u904b\u7528\u7d4c\u9a13\u304c\u3001\u6c42\u4eba\u3084\u6848\u4ef6\u3067\u3069\u3046\u8a55\u4fa1\u3055\u308c\u305d\u3046\u304b\u3092\u3001<a href=\"#skilllog-consultation\" style=\"color:#2563eb;text-decoration:underline;\">\u8ee2\u8077\u30fb\u6848\u4ef6\u76f8\u8ac7<\/a>\u3067\u4e00\u7dd2\u306b\u78ba\u304b\u3081\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">CVE-2026-98432\u306f\u8a8d\u8a3c\u306a\u3057\u3067\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3001\u4fee\u6b63\u6e08\u307f\u30ab\u30fc\u30cd\u30eb\u3078\u306e\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u304c\u78ba\u5b9f\u306a\u5bfe\u7b56\u3067\u3059\u3002<\/p>\n<\/div>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">CVE-2026-98432\u306f\u3001IPv4\u306eTCP\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308b\u51e6\u7406\u306e\u4e0d\u5177\u5408\u3067\u3001\u5916\u304b\u3089\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308bLinux\u30b5\u30fc\u30d0\u30fc\u304c\u5e83\u304f\u5bfe\u8c61\u306b\u306a\u308a\u307e\u3059\u3002RHEL\u30fbAlmaLinux\u30fbDebian\u30fbAmazon Linux\u306f\u4fee\u6b63\u6e08\u307f\u306e\u30ab\u30fc\u30cd\u30eb\u3092\u516c\u958b\u3057\u3066\u304a\u308a\u3001Ubuntu\u306f\u4fee\u6b63\u7248\u306e\u6e96\u5099\u4e2d\u3067\u3059\u3002<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u307e\u305a\u306f uname -r \u3067\u52d5\u3044\u3066\u3044\u308b\u30ab\u30fc\u30cd\u30eb\u3092\u78ba\u304b\u3081\u3001\u4fee\u6b63\u6e08\u307f\u306e\u7248\u3068\u6bd4\u3079\u307e\u3057\u3087\u3046\u3002\u5bfe\u8c61\u3067\u3042\u308c\u3070\u66f4\u65b0\u3057\u3066\u518d\u8d77\u52d5\u3057\u3001\u3059\u3050\u306b\u518d\u8d77\u52d5\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u66ab\u5b9a\u5bfe\u7b56\u3092\u5165\u308c\u305f\u3046\u3048\u3067\u65e5\u7a0b\u3092\u6c7a\u3081\u3066\u304a\u304f\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u53c2\u8003\uff1a<a href=\"https:\/\/access.redhat.com\/security\/cve\/CVE-2026-98432\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">Red Hat\u30fbCVE-2026-98432<\/a>\u3001<a href=\"https:\/\/ubuntu.com\/security\/CVE-2026-98432\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">Ubuntu\u30fbCVE-2026-98432<\/a>\u3001<a href=\"https:\/\/security-tracker.debian.org\/tracker\/CVE-2026-98432\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">Debian \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c8\u30e9\u30c3\u30ab\u30fc<\/a>\u3001<a href=\"https:\/\/explore.alas.aws.amazon.com\/CVE-2026-98432.html\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">Amazon Linux \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30bb\u30f3\u30bf\u30fc<\/a>\u3001<a href=\"https:\/\/almalinux.org\/blog\/2026-10-30-cve-2026-98432\/\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">AlmaLinux\u516c\u5f0f\u30d6\u30ed\u30b0<\/a>\u3001<a href=\"https:\/\/www.anthropic.com\/research\/discovering-vulnerabilities-with-claude\" target=\"_blank\" rel=\"noopener\" style=\"color:#2563eb;text-decoration:underline;\">Anthropic\u306e\u7814\u7a76\u5831\u544a\uff08\u82f1\u8a9e\uff09<\/a><\/p>\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%82%88%E3%81%8F%E3%81%82%E3%82%8B%E8%B3%AA%E5%95%8F\"><\/span>\u3088\u304f\u3042\u308b\u8cea\u554f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<div style=\"background:#eff6ff;border-left:4px solid #2563eb;padding:16px 20px;border-radius:6px;margin-bottom:24px;\">\n<p style=\"margin:0;font-size:15px;line-height:1.7;color:#1e3a5f;\">Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306b\u3064\u3044\u3066\u3088\u304f\u5bc4\u305b\u3089\u308c\u308b\u8cea\u554f\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E3%82%AB%E3%83%BC%E3%83%8D%E3%83%AB%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8C%E3%81%B0%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%97%E3%81%AA%E3%81%8F%E3%81%A6%E3%82%82%E5%A4%A7%E4%B8%88%E5%A4%AB%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>\u30ab\u30fc\u30cd\u30eb\u3092\u66f4\u65b0\u3059\u308c\u3070\u518d\u8d77\u52d5\u3057\u306a\u304f\u3066\u3082\u5927\u4e08\u592b\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u3044\u3044\u3048\u3001\u518d\u8d77\u52d5\u304c\u5fc5\u8981\u3067\u3059\u3002\u65b0\u3057\u3044\u30ab\u30fc\u30cd\u30eb\u306f\u518d\u8d77\u52d5\u3057\u3066\u521d\u3081\u3066\u4f7f\u308f\u308c\u308b\u305f\u3081\u3001\u66f4\u65b0\u3057\u305f\u3060\u3051\u3067\u306f\u53e4\u3044\u30ab\u30fc\u30cd\u30eb\u306e\u307e\u307e\u52d5\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"IPv6%E3%81%A0%E3%81%91%E3%81%A7%E9%80%9A%E4%BF%A1%E3%81%97%E3%81%A6%E3%81%84%E3%82%8C%E3%81%B0%E5%BD%B1%E9%9F%BF%E3%81%AF%E3%81%82%E3%82%8A%E3%81%BE%E3%81%9B%E3%82%93%E3%81%8B%EF%BC%9F\"><\/span>IPv6\u3060\u3051\u3067\u901a\u4fe1\u3057\u3066\u3044\u308c\u3070\u5f71\u97ff\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u4e3b\u306a\u554f\u984c\u306fIPv4\u306eTCP\u3067\u8d77\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u591a\u304f\u306e\u30b5\u30fc\u30d0\u30fc\u306fIPv4\u3082\u53d7\u3051\u4ed8\u3051\u3066\u3044\u308b\u305f\u3081\u3001IPv6\u3092\u4f7f\u3063\u3066\u3044\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u5bfe\u8c61\u5916\u3068\u306f\u5224\u65ad\u305b\u305a\u3001\u66f4\u65b0\u3092\u9032\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Docker%E3%81%AE%E3%82%B3%E3%83%B3%E3%83%86%E3%83%8A%E3%81%AE%E3%82%A4%E3%83%A1%E3%83%BC%E3%82%B8%E3%82%92%E6%9B%B4%E6%96%B0%E3%81%99%E3%82%8C%E3%81%B0%E9%98%B2%E3%81%92%E3%81%BE%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>Docker\u306e\u30b3\u30f3\u30c6\u30ca\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u66f4\u65b0\u3059\u308c\u3070\u9632\u3052\u307e\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u9632\u3052\u307e\u305b\u3093\u3002\u30b3\u30f3\u30c6\u30ca\u306f\u30db\u30b9\u30c8\u306e\u30ab\u30fc\u30cd\u30eb\u3092\u4f7f\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u66f4\u65b0\u304c\u5fc5\u8981\u306a\u306e\u306f\u30db\u30b9\u30c8\u306eOS\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MPTCP%E3%82%92%E7%84%A1%E5%8A%B9%E3%81%AB%E3%81%99%E3%82%8C%E3%81%B0%E5%8D%81%E5%88%86%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>MPTCP\u3092\u7121\u52b9\u306b\u3059\u308c\u3070\u5341\u5206\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u516c\u958b\u3055\u308c\u305f\u653b\u6483\u306e\u691c\u8a3c\u306fMPTCP\u3092\u4f7f\u3046\u30b5\u30fc\u30d0\u30fc\u304c\u5bfe\u8c61\u3067\u3057\u305f\u304c\u3001Go\u516c\u5f0f\u3082MPTCP\u306b\u9650\u3089\u306a\u3044\u554f\u984c\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u8aac\u660e\u3057\u3066\u304a\u308a\u3001\u78ba\u5b9f\u306a\u5bfe\u7b56\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u3067\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ubuntu%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%84%E3%82%8B%E5%A0%B4%E5%90%88%E3%81%AF%E3%81%A9%E3%81%86%E3%81%99%E3%82%8C%E3%81%B0%E3%82%88%E3%81%84%E3%81%A7%E3%81%99%E3%81%8B%EF%BC%9F\"><\/span>Ubuntu\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u4fee\u6b63\u7248\u306e\u516c\u958b\u3092\u5f85\u3061\u306a\u304c\u3089\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u5165\u308c\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u300211\u67084\u65e5\u6642\u70b9\u3067\u306f\u6e96\u5099\u4e2d\uff08pending\uff09\u3067\u3001\u516c\u958b\u3055\u308c\u305f\u3089apt\u3067\u66f4\u65b0\u3057\u3066\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<p style=\"margin:0 0 20px 0;line-height:1.9;\">\u3053\u3053\u307e\u3067\u306e\u5185\u5bb9\u3092\u8e0f\u307e\u3048\u3066\u3001\u307e\u305a\u306f\u62c5\u5f53\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u3067 uname -r \u3092\u5b9f\u884c\u3057\u3001\u5bfe\u5fdc\u3092\u7d42\u3048\u305f\u3089\u305d\u306e\u5185\u5bb9\u3092\u8a18\u9332\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div style=\"clear:both;display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:32px 0;padding:8px 0;line-height:1.6;\"><a href=\"https:\/\/skilllog.jp\/users\/sign_up?utm_source=blog&utm_medium=article&utm_campaign=linux-kernel-vulnerability-cve-2026-98432\" style=\"background:#2563eb;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u7d4c\u6b74\u3092\u7121\u6599\u3067\u8a18\u9332\u3059\u308b<\/a><a href=\"#skilllog-consultation\" style=\"background:#06c755;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u8ee2\u8077\u30fb\u6848\u4ef6\u76f8\u8ac7\u3092\u3059\u308b<\/a><\/div>\n<div style=\"margin-top:48px;\"><a href=\"https:\/\/skilllog.jp\/?utm_source=blog&utm_medium=footer_banner&utm_campaign=linux-kernel-vulnerability-cve-2026-98432&utm_content=random_banner\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/04\/\u30b9\u30ad\u30eb\u30ed\u30b05.png\" alt=\"\u30b9\u30ad\u30eb\u30ed\u30b0\" style=\"width:100%;height:auto;border-radius:12px;\" \/><\/a><\/div>\n<p><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"\u30ab\u30fc\u30cd\u30eb\u3092\u66f4\u65b0\u3059\u308c\u3070\u518d\u8d77\u52d5\u3057\u306a\u304f\u3066\u3082\u5927\u4e08\u592b\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u3044\u3044\u3048\u3001\u518d\u8d77\u52d5\u304c\u5fc5\u8981\u3067\u3059\u3002\u65b0\u3057\u3044\u30ab\u30fc\u30cd\u30eb\u306f\u518d\u8d77\u52d5\u3057\u3066\u521d\u3081\u3066\u4f7f\u308f\u308c\u308b\u305f\u3081\u3001\u66f4\u65b0\u3057\u305f\u3060\u3051\u3067\u306f\u53e4\u3044\u30ab\u30fc\u30cd\u30eb\u306e\u307e\u307e\u52d5\u3044\u3066\u3044\u307e\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"IPv6\u3060\u3051\u3067\u901a\u4fe1\u3057\u3066\u3044\u308c\u3070\u5f71\u97ff\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u4e3b\u306a\u554f\u984c\u306fIPv4\u306eTCP\u3067\u8d77\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u591a\u304f\u306e\u30b5\u30fc\u30d0\u30fc\u306fIPv4\u3082\u53d7\u3051\u4ed8\u3051\u3066\u3044\u308b\u305f\u3081\u3001IPv6\u3092\u4f7f\u3063\u3066\u3044\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u5bfe\u8c61\u5916\u3068\u306f\u5224\u65ad\u305b\u305a\u3001\u66f4\u65b0\u3092\u9032\u3081\u307e\u3057\u3087\u3046\u3002\"}},{\"@type\":\"Question\",\"name\":\"Docker\u306e\u30b3\u30f3\u30c6\u30ca\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u66f4\u65b0\u3059\u308c\u3070\u9632\u3052\u307e\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u9632\u3052\u307e\u305b\u3093\u3002\u30b3\u30f3\u30c6\u30ca\u306f\u30db\u30b9\u30c8\u306e\u30ab\u30fc\u30cd\u30eb\u3092\u4f7f\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u66f4\u65b0\u304c\u5fc5\u8981\u306a\u306e\u306f\u30db\u30b9\u30c8\u306eOS\u306e\u30ab\u30fc\u30cd\u30eb\u3067\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"MPTCP\u3092\u7121\u52b9\u306b\u3059\u308c\u3070\u5341\u5206\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u516c\u958b\u3055\u308c\u305f\u653b\u6483\u306e\u691c\u8a3c\u306fMPTCP\u3092\u4f7f\u3046\u30b5\u30fc\u30d0\u30fc\u304c\u5bfe\u8c61\u3067\u3057\u305f\u304c\u3001Go\u516c\u5f0f\u3082MPTCP\u306b\u9650\u3089\u306a\u3044\u554f\u984c\u306e\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u8aac\u660e\u3057\u3066\u304a\u308a\u3001\u78ba\u5b9f\u306a\u5bfe\u7b56\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u3067\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"Ubuntu\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u4fee\u6b63\u7248\u306e\u516c\u958b\u3092\u5f85\u3061\u306a\u304c\u3089\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u5165\u308c\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u300211\u67084\u65e5\u6642\u70b9\u3067\u306f\u6e96\u5099\u4e2d\uff08pending\uff09\u3067\u3001\u516c\u958b\u3055\u308c\u305f\u3089apt\u3067\u66f4\u65b0\u3057\u3066\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002\"}}]}<\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff08CVSS 9.8\uff09\u3092\u3001\u30b5\u30fc\u30d0\u30fc\u3092\u62c5\u5f53\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u4ed5\u7d44\u307f\u3001\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u5225\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u304b\u3092\u78ba\u304b\u3081\u308b\u30b3\u30de\u30f3\u30c9\u3001\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66f4\u65b0\u3067\u304d\u306a\u3044\u3068\u304d\u306e\u66ab\u5b9a\u5bfe\u7b56\u3001\u7d4c\u6b74\u3078\u306e\u66f8\u304d\u65b9\u307e\u3067\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"author":1,"featured_media":5359,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","_lightning_design_setting":[],"footnotes":""},"categories":[6,7],"tags":[758,757,108,575,573],"class_list":["post-5352","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it","category-7","tag-cve-2026-98432","tag-linux","tag-108","tag-575","tag-573"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"skilllog\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.5\" \/>\n\t\t<meta property=\"og:locale\" content=\"ja_JP\" \/>\n\t\t<meta property=\"og:site_name\" content=\"\u30b9\u30ad\u30eb\u30ed\u30b0\uff5c\u304a\u5f79\u7acb\u3061\u60c5\u5831 -\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011\" \/>\n\t\t<meta property=\"og:description\" content=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1670\" \/>\n\t\t<meta property=\"og:image:height\" content=\"941\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-11-04T05:56:56+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-11-04T07:12:06+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@_skilllog\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\" \/>\n\t\t<meta name=\"twitter:creator\" content=\"@_skilllog\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#blogposting\",\"name\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\uff5c\\u5bfe\\u8c61\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3068\\u66f4\\u65b0\\u624b\\u9806\\u30102026\\u5e7411\\u6708\\u3011\",\"headline\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\uff5c\\u5bfe\\u8c61\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3068\\u66f4\\u65b0\\u624b\\u9806\\u30102026\\u5e7411\\u6708\\u3011\",\"author\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/author\\\/user\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/11\\\/Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u8106\\u5f31\\u6027\\u5bfe\\u7b56\\u30ac\\u30a4\\u30c9-1.webp\",\"width\":1670,\"height\":941,\"caption\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\u3092\\u89e3\\u8aac\\u3059\\u308b\\u30b5\\u30e0\\u30cd\\u30a4\\u30eb\\u3002CVSS 9.8\\u306e\\u91cd\\u5927\\u306a\\u8106\\u5f31\\u6027\\u3092\\u30c6\\u30fc\\u30de\\u306b\\u3001Linux\\u306e\\u30da\\u30f3\\u30ae\\u30f3\\u3001\\u8b66\\u544a\\u30de\\u30fc\\u30af\\u3001\\u30b5\\u30fc\\u30d0\\u30fc\\u306e\\u30a4\\u30e9\\u30b9\\u30c8\\u3068\\u3068\\u3082\\u306b\\u3001\\u5bfe\\u8c61\\u74b0\\u5883\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3084\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u66f4\\u65b0\\u30fb\\u518d\\u8d77\\u52d5\\u306e\\u5fc5\\u8981\\u6027\\u3092\\u7d39\\u4ecb\\u3002\"},\"datePublished\":\"2026-11-04T05:56:56+00:00\",\"dateModified\":\"2026-11-04T07:12:06+00:00\",\"inLanguage\":\"ja\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#webpage\"},\"articleSection\":\"IT\\u696d\\u754c, \\u30a8\\u30f3\\u30b8\\u30cb\\u30a2, CVE-2026-98432, Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027, \\u30a4\\u30f3\\u30d5\\u30e9\\u30a8\\u30f3\\u30b8\\u30cb\\u30a2, \\u30bb\\u30ad\\u30e5\\u30ea\\u30c6\\u30a3\\u30a8\\u30f3\\u30b8\\u30cb\\u30a2, \\u8106\\u5f31\\u6027\\u5bfe\\u5fdc\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/category\\\/it%e6%a5%ad%e7%95%8c\\\/#listItem\",\"name\":\"IT\\u696d\\u754c\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/category\\\/it%e6%a5%ad%e7%95%8c\\\/#listItem\",\"position\":2,\"name\":\"IT\\u696d\\u754c\",\"item\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/category\\\/it%e6%a5%ad%e7%95%8c\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#listItem\",\"name\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\uff5c\\u5bfe\\u8c61\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3068\\u66f4\\u65b0\\u624b\\u9806\\u30102026\\u5e7411\\u6708\\u3011\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#listItem\",\"position\":3,\"name\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\uff5c\\u5bfe\\u8c61\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3068\\u66f4\\u65b0\\u624b\\u9806\\u30102026\\u5e7411\\u6708\\u3011\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/category\\\/it%e6%a5%ad%e7%95%8c\\\/#listItem\",\"name\":\"IT\\u696d\\u754c\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#organization\",\"name\":\"\\u30b9\\u30ad\\u30eb\\u30ed\\u30b0\\uff5c\\u304a\\u5f79\\u7acb\\u3061\\u60c5\\u5831\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/\",\"sameAs\":[\"https:\\\/\\\/x.com\\\/_skilllog\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/author\\\/user\\\/#author\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/author\\\/user\\\/\",\"name\":\"skilllog\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b4c9a289323b21a01c3e940f150eb9b8c542587f1abfd8f0e1cc1ffc5e475514?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"skilllog\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#webpage\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/\",\"name\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\uff5c\\u5bfe\\u8c61\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3068\\u66f4\\u65b0\\u624b\\u9806\\u30102026\\u5e7411\\u6708\\u3011\",\"description\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\u306f\\u3001\\u8a8d\\u8a3c\\u306a\\u3057\\u3067\\u5916\\u90e8\\u304b\\u3089\\u653b\\u6483\\u3055\\u308c\\u3046\\u308bCVSS 9.8\\u306e\\u554f\\u984c\\u3067\\u3059\\u3002RHEL\\u30fbUbuntu\\u30fbDebian\\u30fbAmazon Linux\\u306e\\u4fee\\u6b63\\u72b6\\u6cc1\\u3001\\u5bfe\\u8c61\\u306e\\u78ba\\u304b\\u3081\\u65b9\\u3001\\u30ab\\u30fc\\u30cd\\u30eb\\u66f4\\u65b0\\u3068\\u518d\\u8d77\\u52d5\\u306e\\u624b\\u9806\\u3001\\u66ab\\u5b9a\\u5bfe\\u7b56\\u3092\\u89e3\\u8aac\\u3057\\u307e\\u3059\\u3002\",\"inLanguage\":\"ja\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/author\\\/user\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/author\\\/user\\\/#author\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/11\\\/Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u8106\\u5f31\\u6027\\u5bfe\\u7b56\\u30ac\\u30a4\\u30c9-1.webp\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#mainImage\",\"width\":1670,\"height\":941,\"caption\":\"Linux\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u8106\\u5f31\\u6027CVE-2026-98432\\u3092\\u89e3\\u8aac\\u3059\\u308b\\u30b5\\u30e0\\u30cd\\u30a4\\u30eb\\u3002CVSS 9.8\\u306e\\u91cd\\u5927\\u306a\\u8106\\u5f31\\u6027\\u3092\\u30c6\\u30fc\\u30de\\u306b\\u3001Linux\\u306e\\u30da\\u30f3\\u30ae\\u30f3\\u3001\\u8b66\\u544a\\u30de\\u30fc\\u30af\\u3001\\u30b5\\u30fc\\u30d0\\u30fc\\u306e\\u30a4\\u30e9\\u30b9\\u30c8\\u3068\\u3068\\u3082\\u306b\\u3001\\u5bfe\\u8c61\\u74b0\\u5883\\u306e\\u78ba\\u8a8d\\u65b9\\u6cd5\\u3084\\u30ab\\u30fc\\u30cd\\u30eb\\u306e\\u66f4\\u65b0\\u30fb\\u518d\\u8d77\\u52d5\\u306e\\u5fc5\\u8981\\u6027\\u3092\\u7d39\\u4ecb\\u3002\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/2026\\\/11\\\/04\\\/linux-kernel-vulnerability-cve-2026-98432\\\/#mainImage\"},\"datePublished\":\"2026-11-04T05:56:56+00:00\",\"dateModified\":\"2026-11-04T07:12:06+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/\",\"name\":\"\\u30b9\\u30ad\\u30eb\\u30ed\\u30b0\\uff5c\\u304a\\u5f79\\u7acb\\u3061\\u60c5\\u5831\",\"inLanguage\":\"ja\",\"publisher\":{\"@id\":\"https:\\\/\\\/skilllog.jp\\\/blog\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","description":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002","canonical_url":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#blogposting","name":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","headline":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","author":{"@id":"https:\/\/skilllog.jp\/blog\/author\/user\/#author"},"publisher":{"@id":"https:\/\/skilllog.jp\/blog\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp","width":1670,"height":941,"caption":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u3092\u89e3\u8aac\u3059\u308b\u30b5\u30e0\u30cd\u30a4\u30eb\u3002CVSS 9.8\u306e\u91cd\u5927\u306a\u8106\u5f31\u6027\u3092\u30c6\u30fc\u30de\u306b\u3001Linux\u306e\u30da\u30f3\u30ae\u30f3\u3001\u8b66\u544a\u30de\u30fc\u30af\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30a4\u30e9\u30b9\u30c8\u3068\u3068\u3082\u306b\u3001\u5bfe\u8c61\u74b0\u5883\u306e\u78ba\u8a8d\u65b9\u6cd5\u3084\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u30fb\u518d\u8d77\u52d5\u306e\u5fc5\u8981\u6027\u3092\u7d39\u4ecb\u3002"},"datePublished":"2026-11-04T05:56:56+00:00","dateModified":"2026-11-04T07:12:06+00:00","inLanguage":"ja","mainEntityOfPage":{"@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#webpage"},"isPartOf":{"@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#webpage"},"articleSection":"IT\u696d\u754c, \u30a8\u30f3\u30b8\u30cb\u30a2, CVE-2026-98432, Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027, \u30a4\u30f3\u30d5\u30e9\u30a8\u30f3\u30b8\u30cb\u30a2, \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a8\u30f3\u30b8\u30cb\u30a2, \u8106\u5f31\u6027\u5bfe\u5fdc"},{"@type":"BreadcrumbList","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/#listItem","position":1,"name":"Home","item":"https:\/\/skilllog.jp\/blog\/","nextItem":{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/#listItem","name":"IT\u696d\u754c"}},{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/#listItem","position":2,"name":"IT\u696d\u754c","item":"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/","nextItem":{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#listItem","name":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011"},"previousItem":{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#listItem","position":3,"name":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","previousItem":{"@type":"ListItem","@id":"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/#listItem","name":"IT\u696d\u754c"}}]},{"@type":"Organization","@id":"https:\/\/skilllog.jp\/blog\/#organization","name":"\u30b9\u30ad\u30eb\u30ed\u30b0\uff5c\u304a\u5f79\u7acb\u3061\u60c5\u5831","url":"https:\/\/skilllog.jp\/blog\/","sameAs":["https:\/\/x.com\/_skilllog"]},{"@type":"Person","@id":"https:\/\/skilllog.jp\/blog\/author\/user\/#author","url":"https:\/\/skilllog.jp\/blog\/author\/user\/","name":"skilllog","image":{"@type":"ImageObject","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/b4c9a289323b21a01c3e940f150eb9b8c542587f1abfd8f0e1cc1ffc5e475514?s=96&d=mm&r=g","width":96,"height":96,"caption":"skilllog"}},{"@type":"WebPage","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#webpage","url":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/","name":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","description":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002","inLanguage":"ja","isPartOf":{"@id":"https:\/\/skilllog.jp\/blog\/#website"},"breadcrumb":{"@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#breadcrumblist"},"author":{"@id":"https:\/\/skilllog.jp\/blog\/author\/user\/#author"},"creator":{"@id":"https:\/\/skilllog.jp\/blog\/author\/user\/#author"},"image":{"@type":"ImageObject","url":"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp","@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#mainImage","width":1670,"height":941,"caption":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u3092\u89e3\u8aac\u3059\u308b\u30b5\u30e0\u30cd\u30a4\u30eb\u3002CVSS 9.8\u306e\u91cd\u5927\u306a\u8106\u5f31\u6027\u3092\u30c6\u30fc\u30de\u306b\u3001Linux\u306e\u30da\u30f3\u30ae\u30f3\u3001\u8b66\u544a\u30de\u30fc\u30af\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u30a4\u30e9\u30b9\u30c8\u3068\u3068\u3082\u306b\u3001\u5bfe\u8c61\u74b0\u5883\u306e\u78ba\u8a8d\u65b9\u6cd5\u3084\u30ab\u30fc\u30cd\u30eb\u306e\u66f4\u65b0\u30fb\u518d\u8d77\u52d5\u306e\u5fc5\u8981\u6027\u3092\u7d39\u4ecb\u3002"},"primaryImageOfPage":{"@id":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/#mainImage"},"datePublished":"2026-11-04T05:56:56+00:00","dateModified":"2026-11-04T07:12:06+00:00"},{"@type":"WebSite","@id":"https:\/\/skilllog.jp\/blog\/#website","url":"https:\/\/skilllog.jp\/blog\/","name":"\u30b9\u30ad\u30eb\u30ed\u30b0\uff5c\u304a\u5f79\u7acb\u3061\u60c5\u5831","inLanguage":"ja","publisher":{"@id":"https:\/\/skilllog.jp\/blog\/#organization"}}]},"og:locale":"ja_JP","og:site_name":"\u30b9\u30ad\u30eb\u30ed\u30b0\uff5c\u304a\u5f79\u7acb\u3061\u60c5\u5831 -","og:type":"article","og:title":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","og:description":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002","og:url":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/","og:image":"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp","og:image:secure_url":"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp","og:image:width":1670,"og:image:height":941,"article:published_time":"2026-11-04T05:56:56+00:00","article:modified_time":"2026-11-04T07:12:06+00:00","twitter:card":"summary_large_image","twitter:site":"@_skilllog","twitter:title":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","twitter:description":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002","twitter:creator":"@_skilllog","twitter:image":"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/11\/Linux\u30ab\u30fc\u30cd\u30eb\u8106\u5f31\u6027\u5bfe\u7b56\u30ac\u30a4\u30c9-1.webp"},"aioseo_meta_data":{"post_id":"5352","title":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","description":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u5916\u90e8\u304b\u3089\u653b\u6483\u3055\u308c\u3046\u308bCVSS 9.8\u306e\u554f\u984c\u3067\u3059\u3002RHEL\u30fbUbuntu\u30fbDebian\u30fbAmazon Linux\u306e\u4fee\u6b63\u72b6\u6cc1\u3001\u5bfe\u8c61\u306e\u78ba\u304b\u3081\u65b9\u3001\u30ab\u30fc\u30cd\u30eb\u66f4\u65b0\u3068\u518d\u8d77\u52d5\u306e\u624b\u9806\u3001\u66ab\u5b9a\u5bfe\u7b56\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002","keywords":null,"keyphrases":{"focus":{"keyphrase":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027"},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_custom_url":null,"og_image_custom_fields":null,"og_image_url":null,"og_image_width":null,"og_image_height":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_image_url":null,"twitter_title":null,"twitter_description":null,"schema_type":"default","schema_type_options":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":0,"frequency":"default","local_seo":null,"limit_modified_date":false,"ai":{"faqs":[],"keyPoints":[],"schemas":[],"titles":[],"descriptions":[],"socialPosts":{"email":{"subject":"","preview":"","content":""},"linkedin":[],"twitter":[],"facebook":[],"instagram":[]}},"breadcrumb_settings":null,"seo_analyzer_scan_date":null,"created":"2026-11-04 05:56:40","updated":"2026-11-04 07:45:06","focus_keyword":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027","additional_keywords":null,"truseo_locale":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/skilllog.jp\/blog\/\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/\" title=\"IT\u696d\u754c\">IT\u696d\u754c<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tLinux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/skilllog.jp\/blog\/"},{"label":"IT\u696d\u754c","link":"https:\/\/skilllog.jp\/blog\/category\/it%e6%a5%ad%e7%95%8c\/"},{"label":"Linux\u30ab\u30fc\u30cd\u30eb\u306e\u8106\u5f31\u6027CVE-2026-98432\uff5c\u5bfe\u8c61\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u66f4\u65b0\u624b\u9806\u30102026\u5e7411\u6708\u3011","link":"https:\/\/skilllog.jp\/blog\/2026\/11\/04\/linux-kernel-vulnerability-cve-2026-98432\/"}],"_links":{"self":[{"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/posts\/5352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/comments?post=5352"}],"version-history":[{"count":2,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/posts\/5352\/revisions"}],"predecessor-version":[{"id":5376,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/posts\/5352\/revisions\/5376"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/media\/5359"}],"wp:attachment":[{"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/media?parent=5352"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/categories?post=5352"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/skilllog.jp\/blog\/wp-json\/wp\/v2\/tags?post=5352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}