{"id":5365,"date":"2026-09-04T18:47:46","date_gmt":"2026-09-04T10:47:46","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68161"},"modified":"2026-09-04T18:47:46","modified_gmt":"2026-09-04T10:47:46","slug":"cve-2026-68161","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68161","title":{"rendered":"CVE-2026-68161 [CRITICAL] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: close UDP tunne"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: close UDP tunnel sockets during netns teardown<\/p>\n<p>proc_sctp_do_udp_port() starts per-net SCTP UDP tunneling sockets when<br \/>\nnet.sctp.udp_port is set, and stops\/restarts them when the sysctl value<br \/>\nchanges. The netns exit path does not stop these sockets, so a namespace<br \/>\ncan be torn down while its SCTP UDP tunnel sockets are still installed.<\/p>\n<p>Close the UDP tunnel sockets from sctp_ctrlsock_exit() after unregistering<br \/>\nthe per-net sysctl table. This prevents new sysctl writes from racing in<br \/>\nwhile the sockets are being released, and closes the sockets before the<br \/>\ncontrol socket is destroyed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: close UDP tunnel sockets during netns teardown<\/p>\n<p>proc_sctp_do_udp_port() starts per-net SCTP UDP tunneling sockets when<br \/>\nnet.sc<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-5365","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/5365","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=5365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}