{"id":33265,"date":"2026-10-06T20:31:39","date_gmt":"2026-10-06T12:31:39","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98196"},"modified":"2026-10-06T20:31:39","modified_gmt":"2026-10-06T12:31:39","slug":"cve-2026-98196","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98196","title":{"rendered":"CVE-2026-98196 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmsmac: fix U"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: brcmsmac: fix UAF in brcms_free_timer()<\/p>\n<p>brcms_free_timer() calls brcms_del_timer() which uses the non-synchronous<br \/>\ncancel_delayed_work() to cancel the timer&#8217;s underlying delayed work.  If<br \/>\nthe work callback (_brcms_timer) is already running, cancel_delayed_work()<br \/>\nreturns false without waiting, and brcms_free_timer() proceeds to kfree(t)<br \/>\nwhile the callback still accesses t through container_of().<\/p>\n<p>Add an explicit cancel_delayed_work_sync() after brcms_del_timer() to<br \/>\nguarantee that any in-flight callback has completed before the timer<br \/>\nstructure is freed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: brcmsmac: fix UAF in brcms_free_timer()<\/p>\n<p>brcms_free_timer() calls brcms_del_timer() which uses the non-synchronous<br \/>\ncancel_del<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33265","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33265","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=33265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}