{"id":17423,"date":"2026-09-05T02:31:06","date_gmt":"2026-09-04T18:31:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80875"},"modified":"2026-09-05T02:31:06","modified_gmt":"2026-09-04T18:31:06","slug":"cve-2026-80875","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80875","title":{"rendered":"CVE-2026-80875 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nipvs: use parsed tran"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ipvs: use parsed transport offset in TCP state lookup<\/p>\n<p>TCP state handling reparses the skb to find the TCP header. For IPv6 it<br \/>\nuses sizeof(struct ipv6hdr), while the surrounding IPVS code already<br \/>\nparsed the packet with ip_vs_fill_iph_skb() and has the real<br \/>\ntransport-header offset in iph.len.<\/p>\n<p>This makes TCP state handling look at the wrong bytes when an IPv6<br \/>\npacket carries extension headers. Use the parsed transport offset passed<br \/>\ndown from ip_vs_set_state() when reading the TCP header.<\/p>\n<p>For IPv4 and for IPv6 packets without extension headers, the passed<br \/>\noffset matches the previous value.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ipvs: use parsed transport offset in TCP state lookup<\/p>\n<p>TCP state handling reparses the skb to find the TCP header. For IPv6 it<br \/>\nuses<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-17423","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/17423","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}