{"id":8822,"date":"2026-09-04T18:50:05","date_gmt":"2026-09-04T10:50:05","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74534-2"},"modified":"2026-09-04T18:50:05","modified_gmt":"2026-09-04T10:50:05","slug":"cve-2026-74534-2","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74534-2","title":{"rendered":"CVE-2026-74534 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: fix r"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Bluetooth: ISO: fix refcounting of iso_conn<\/p>\n<p>iso_conn_del() and iso_chan_del() have a race that results to double-put<br \/>\nof iso_conn:<\/p>\n<p>    [Task hdev-&gt;workqueue]         [Task 2]<br \/>\n    iso_conn_del                   iso_chan_del<br \/>\n      iso_conn_hold_unless_zero      iso_conn_lock<br \/>\n      iso_conn_lock                  conn-&gt;sk = NULL<br \/>\n                                     iso_conn_unlock<br \/>\n      sk = iso_sock_hold(conn)  conn own refcount when non-NULL, so<br \/>\niso_conn_del does not need to put it.  Adjust the iso_conn_add()<br \/>\nrefcounting so that conn is put if it does not get associated with an<br \/>\nsk.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Bluetooth: ISO: fix refcounting of iso_conn<\/p>\n<p>iso_conn_del() and iso_chan_del() have a race that results to double-put<br \/>\nof iso_conn:<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-8822","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/8822","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=8822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}