{"id":7244,"date":"2026-09-04T18:49:29","date_gmt":"2026-09-04T10:49:29","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74302"},"modified":"2026-09-04T18:49:29","modified_gmt":"2026-09-04T10:49:29","slug":"cve-2026-74302","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74302","title":{"rendered":"CVE-2026-74302 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_core:"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Bluetooth: hci_core: Fix UAF in hci_unregister_dev()<\/p>\n<p>hci_unregister_dev() does not disable cmd_timer and ncmd_timer<br \/>\nbefore the hci_dev structure is freed. If a timeout fires<br \/>\nduring device teardown, the callback dereferences freed memory<br \/>\n(including the hdev-&gt;reset function pointer), leading to a<br \/>\nuse-after-free.<\/p>\n<p>Add disable_delayed_work_sync() calls alongside the existing<br \/>\ndisable_work_sync() calls to ensure both timers are fully<br \/>\nquiesced before teardown proceeds.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Bluetooth: hci_core: Fix UAF in hci_unregister_dev()<\/p>\n<p>hci_unregister_dev() does not disable cmd_timer and ncmd_timer<br \/>\nbefore the hci<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-7244","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/7244","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=7244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}