{"id":25743,"date":"2026-09-18T04:31:49","date_gmt":"2026-09-17T20:31:49","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90334"},"modified":"2026-09-18T04:31:49","modified_gmt":"2026-09-17T20:31:49","slug":"cve-2026-90334","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90334","title":{"rendered":"CVE-2026-90334 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ntty: clear cdev point"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>tty: clear cdev pointer after cdev_add() failure<\/p>\n<p>tty_cdev_add() drops the cdev reference when cdev_add() fails, but<br \/>\nleaves driver-&gt;cdevs[index] pointing to freed memory.<br \/>\ntty_unregister_device() later passes that stale pointer to cdev_del(),<br \/>\ncausing a use-after-free.<\/p>\n<p>Clear the slot after dropping the reference.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>tty: clear cdev pointer after cdev_add() failure<\/p>\n<p>tty_cdev_add() drops the cdev reference when cdev_add() fails, but<br \/>\nleaves driver-<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25743","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25743","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=25743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}