{"id":24582,"date":"2026-09-16T20:32:30","date_gmt":"2026-09-16T12:32:30","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89895"},"modified":"2026-09-16T20:32:30","modified_gmt":"2026-09-16T12:32:30","slug":"cve-2026-89895","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89895","title":{"rendered":"CVE-2026-89895 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cobalt: Avoid"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>media: cobalt: Avoid freeing ALSA private data twice<\/p>\n<p>snd_cobalt_card_create() stores cobsc in sc-&gt;private_data and installs<br \/>\nsnd_cobalt_card_private_free() as sc-&gt;private_free. From that point,<br \/>\nsnd_card_free(sc) releases cobsc through the ALSA card cleanup path.<\/p>\n<p>If cobalt_alsa_init() fails after snd_cobalt_card_create(), the<br \/>\nerr_exit_free path calls snd_card_free(sc) and then kfree(cobsc). That<br \/>\nsecond free releases the same object again.<\/p>\n<p>Remove the explicit kfree(cobsc) and leave ownership with the ALSA card.<\/p>\n<p>This issue was found by a static analysis checker and confirmed by<br \/>\nmanual source review.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>media: cobalt: Avoid freeing ALSA private data twice<\/p>\n<p>snd_cobalt_card_create() stores cobsc in sc-&gt;private_data and installs<br \/>\nsnd_co<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-24582","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/24582","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=24582"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24582"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24582"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}