{"id":14240,"date":"2026-10-30T08:56:00","date_gmt":"2026-10-30T00:56:00","guid":{"rendered":"https:\/\/infernews.com\/blog\/cve-2026-98432-linux-8211-infernews\/"},"modified":"2026-10-31T11:53:20","modified_gmt":"2026-10-31T03:53:20","slug":"cve-2026-98432-linux-8211-infernews","status":"publish","type":"post","link":"https:\/\/infernews.com\/blog\/cve-2026-98432-linux-8211-infernews\/","title":{"rendered":"CVE-2026-98432\uff1a\u4fee\u88dc Linux TCP \u9060\u7aef\u653b\u64ca\u98a8\u96aa"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img data-dominant-color=\"c7cfdd\" data-has-transparency=\"false\" style=\"--dominant-color: #c7cfdd;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"397\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/10\/CVE-2026-98432-Linux.jpg\" alt=\"\" class=\"wp-image-14177 not-transparent\" srcset=\"https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/10\/CVE-2026-98432-Linux.jpg 1024w, https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/10\/CVE-2026-98432-Linux-300x116.jpg 300w, https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/10\/CVE-2026-98432-Linux-766x297.jpg 766w\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Linux \u4f3a\u670d\u5668\u9762\u5c0d\u7684\u98a8\u96aa\u4e0d\u53ea\u5728\u61c9\u7528\u7a0b\u5f0f\uff0c\u6838\u5fc3\u8655\u7406 TCP \u9023\u7dda\u5efa\u7acb\u7684\u7a0b\u5f0f\u78bc\u540c\u6a23\u53ef\u80fd\u6210\u70ba\u9060\u7aef\u5165\u4fb5\u5165\u53e3\u3002CVE-2026-98432 \u88ab\u63cf\u8ff0\u70ba\u7af6\u614b\u689d\u4ef6\uff08Race Condition\uff09\u53ca\u8a18\u61b6\u9ad4\u91cb\u653e\u5f8c\u91cd\u7528\uff08Use-After-Free, UAF\uff09\u6f0f\u6d1e\uff0c\u570b\u5bb6\u6f0f\u6d1e\u8cc7\u6599\u5eab\uff08NVD\uff09\u8a55\u5206\u9054 9.8\uff0c\u653b\u64ca\u4e0d\u9700\u8981\u5e33\u6236\u6216\u4f7f\u7528\u8005\u4e92\u52d5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6f0f\u6d1e\u6d89\u53ca Linux \u6838\u5fc3 IPv4 TCP \u9023\u7dda\u8655\u7406\u6d41\u7a0b\uff0c\u554f\u984c\u96c6\u4e2d\u65bc tcp_v4_syn_recv_sock() \u8655\u7406\u9023\u7dda\u9078\u9805\u8f49\u79fb\u6642\uff0cinet_opt \u8207 ireq_opt \u7684\u91cb\u653e\u53ca\u8907\u88fd\u672a\u6709\u53d7\u5230\u9069\u7576\u4fdd\u8b77\u3002\u4f86\u6e90\u6307\u7a31\uff0c\u653b\u64ca\u8005\u6216\u6703\u5229\u7528\u6838\u5fc3\u4f4d\u5740\u5916\u6d29\u7e5e\u904e KASLR\uff0c\u518d\u5617\u8a66\u6539\u5beb\u56de\u547c\u6307\u6a19\u4ee5\u9054\u6210\u9060\u7aef\u4ee3\u78bc\u57f7\u884c\uff08RCE\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d7\u5f71\u97ff\u7bc4\u570d\u64da\u7a31\u6db5\u84cb Linux 4.4 \u4ee5\u4f86\u7684\u5927\u90e8\u5206\u4e3b\u6d41\u6838\u5fc3\u67b6\u69cb\uff0cUbuntu\u3001RHEL\u3001OpenShift\u3001Amazon Linux 2023\u3001Debian\u3001SUSE \u53ca Oracle Linux \u7b49\u74b0\u5883\u9700\u8981\u6309\u81ea\u8eab\u6838\u5fc3\u7248\u672c\u6838\u5c0d\u516c\u544a\u3002\u4e0d\u540c\u767c\u884c\u7248\u7684\u4fee\u88dc\u9032\u5ea6\u4e26\u4e0d\u4e00\u81f4\uff0c\u4e0d\u80fd\u53ea\u6309\u4f5c\u696d\u7cfb\u7d71\u540d\u7a31\u5224\u65b7\u662f\u5426\u5b89\u5168\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2022 \u6838\u5fc3\u554f\u984c\uff1aTCP \u9023\u7dda\u9078\u9805\u8655\u7406\u4e2d\u7684\u7af6\u614b\u689d\u4ef6\u8207 UAF<br>\n\u2022 \u98a8\u96aa\u7279\u6027\uff1a\u53ef\u7531\u7db2\u7d61\u9060\u7aef\u89f8\u767c\uff0c\u4e14\u4e0d\u9700\u9a57\u8b49<br>\n\u2022 \u7dad\u904b\u91cd\u9ede\uff1a\u76e4\u9ede\u6838\u5fc3\u7248\u672c\uff0c\u512a\u5148\u5957\u7528\u5b98\u65b9\u5b89\u5168\u66f4\u65b0<br>\n\u2022 \u7de9\u89e3\u65b9\u5411\uff1a\u6aa2\u67e5\u9632\u706b\u7246\u53ca\u66f4\u65b0 Suricata \u7b49\u5165\u4fb5\u9632\u79a6\u898f\u5247<br>\n\u2022 \u4f86\u6e90\u63d0\u53ca\uff1aMikroTik \u53ef\u900f\u904e RAW \u898f\u5247\u66ab\u6642\u5c01\u9396\u7570\u5e38 IPv4 TCP \u9078\u9805\u5c01\u5305<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5b98\u65b9\u4fee\u88dc\u5b8c\u6210\u524d\uff0c\u908a\u754c\u9632\u706b\u7246\u548c\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\u53ea\u80fd\u4f5c\u70ba\u964d\u4f4e\u66b4\u9732\u9762\u7684\u81e8\u6642\u63aa\u65bd\uff0c\u4e26\u4e0d\u80fd\u53d6\u4ee3\u6838\u5fc3\u66f4\u65b0\u3002\u6587\u7ae0\u672a\u63d0\u4f9b\u5404\u767c\u884c\u7248\u5b8c\u6574\u4fee\u88dc\u7248\u672c\u6e05\u55ae\uff0c\u7ba1\u7406\u54e1\u4ecd\u61c9\u4ee5\u4f9b\u61c9\u5546\u5b89\u5168\u516c\u544a\u53ca\u81ea\u8eab\u6e2c\u8a66\u7d50\u679c\u4f5c\u6700\u5f8c\u5224\u65b7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/cve-2026-98432\" target=\"_blank\" rel=\"noopener\">\u9805\u76ee\u4e3b\u9801<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u6838\u5fc3 TCP \u5b50\u7cfb\u7d71\u88ab\u63ed\u767c\u9ad8\u98a8\u96aa\u6f0f\u6d1e\uff0c\u9060\u7aef\u653b\u64ca\u8005\u6216\u53ef\u5728\u7121\u9700\u767b\u5165\u4e0b\u53d6\u5f97\u7cfb\u7d71\u63a7\u5236\u6b0a\uff0c\u7dad\u904b\u5718\u968a\u9700\u540c\u6b65\u6aa2\u67e5\u4fee\u88dc\u8207\u7db2\u7d61\u9632\u8b77\u3002<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wpai_generated_summary":"","wpai_meta_description":"","footnotes":""},"categories":[168,170],"tags":[],"class_list":["post-14240","post","type-post","status-publish","format-standard","hentry","category-linux","category-170"],"_links":{"self":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/14240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/comments?post=14240"}],"version-history":[{"count":2,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/14240\/revisions"}],"predecessor-version":[{"id":14243,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/14240\/revisions\/14243"}],"wp:attachment":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media?parent=14240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/categories?post=14240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/tags?post=14240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}