{"id":24657,"date":"2026-09-16T20:32:36","date_gmt":"2026-09-16T12:32:36","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89970"},"modified":"2026-09-16T20:32:36","modified_gmt":"2026-09-16T12:32:36","slug":"cve-2026-89970","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89970","title":{"rendered":"CVE-2026-89970 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet-auth: Synchroni"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvmet-auth: Synchronize timeout work during SQ teardown<\/p>\n<p>nvmet_auth_sq_free() cancels auth_expired_work with<br \/>\ncancel_delayed_work(). If the work has already started, cancellation does<br \/>\nnot wait for the callback. Transport teardown can consequently free or<br \/>\nreuse the queue containing struct nvmet_sq while<br \/>\nnvmet_auth_expired_work() still accesses that SQ.<\/p>\n<p>Add a teardown-specific helper that synchronously drains the delayed work<br \/>\nbefore freeing authentication state, and use it from nvmet_sq_destroy().<br \/>\nKeep the non-synchronous helper for in-band authentication state cleanup,<br \/>\nwhere the SQ owner remains alive.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvmet-auth: Synchronize timeout work during SQ teardown<\/p>\n<p>nvmet_auth_sq_free() cancels auth_expired_work with<br \/>\ncancel_delayed_work().<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-24657","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/24657","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=24657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}