{"id":14984,"date":"2026-09-04T19:02:20","date_gmt":"2026-09-04T11:02:20","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-63971"},"modified":"2026-09-04T19:02:20","modified_gmt":"2026-09-04T11:02:20","slug":"cve-2026-63971","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-63971","title":{"rendered":"CVE-2026-63971 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: fix race betwee"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix race between sctp_wait_for_connect and peeloff<\/p>\n<p>sctp_wait_for_connect() drops and re-acquires the socket lock while<br \/>\nwaiting for the association to reach ESTABLISHED state. During this<br \/>\nwindow, another thread can peeloff the association to a new socket via<br \/>\ngetsockopt(SCTP_SOCKOPT_PEELOFF), changing asoc-&gt;base.sk. After<br \/>\nre-acquiring the old socket lock, sctp_wait_for_connect() returns<br \/>\nsuccess without noticing the migration \u2014 the caller then accesses<br \/>\nthe association under the wrong lock in sctp_datamsg_from_user().<\/p>\n<p>Add the same sk != asoc-&gt;base.sk check that sctp_wait_for_sndbuf()<br \/>\nalready has, returning an error if the association was migrated while<br \/>\nwe slept.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix race between sctp_wait_for_connect and peeloff<\/p>\n<p>sctp_wait_for_connect() drops and re-acquires the socket lock while<br \/>\nwaiti<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-14984","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/14984","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=14984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}