{"id":15476,"date":"2026-09-04T19:04:17","date_gmt":"2026-09-04T11:04:17","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-46267"},"modified":"2026-09-04T19:04:17","modified_gmt":"2026-09-04T11:04:17","slug":"cve-2026-46267","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-46267","title":{"rendered":"CVE-2026-46267 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: hci: shdlc: Stop"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nfc: hci: shdlc: Stop timers and work before freeing context<\/p>\n<p>llc_shdlc_deinit() purges SHDLC skb queues and frees the llc_shdlc<br \/>\nstructure while its timers and state machine work may still be active.<\/p>\n<p>Timer callbacks can schedule sm_work, and sm_work accesses SHDLC state<br \/>\nand the skb queues. If teardown happens in parallel with a queued\/running<br \/>\nwork item, it can lead to UAF and other shutdown races.<\/p>\n<p>Stop all SHDLC timers and cancel sm_work synchronously before purging the<br \/>\nqueues and freeing the context.<\/p>\n<p>Found by Linux Verification Center (linuxtesting.org) with SVACE.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nfc: hci: shdlc: Stop timers and work before freeing context<\/p>\n<p>llc_shdlc_deinit() purges SHDLC skb queues and frees the llc_shdlc<br \/>\nst<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-15476","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/15476","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=15476"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15476"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}