{"id":11982,"date":"2026-09-04T18:54:00","date_gmt":"2026-09-04T10:54:00","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80586"},"modified":"2026-09-04T18:54:00","modified_gmt":"2026-09-04T10:54:00","slug":"cve-2026-80586","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80586","title":{"rendered":"CVE-2026-80586 [CRITICAL] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: options: reset"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>mptcp: options: reset DSS fields in case of unexpected size<\/p>\n<p>A remote peer could send a malformed DSS with a wrong size, followed by<br \/>\nanother DSS or MPC + Data. In this case, the first suboption will be<br \/>\nignored, but leaving some fields written, which could lead to<br \/>\ninconsistency or access uninitialized data.<\/p>\n<p>Explicitly reset the fields that could have been modified in case of<br \/>\nunexpected size.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>mptcp: options: reset DSS fields in case of unexpected size<\/p>\n<p>A remote peer could send a malformed DSS with a wrong size, followed b<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-11982","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/11982","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=11982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}