{"id":25929,"date":"2026-09-18T04:32:05","date_gmt":"2026-09-17T20:32:05","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93070"},"modified":"2026-09-18T04:32:05","modified_gmt":"2026-09-17T20:32:05","slug":"cve-2026-93070","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93070","title":{"rendered":"CVE-2026-93070 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: ipu6: Do not f"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>media: ipu6: Do not free aux device pdata after init<\/p>\n<p>ipu6_bus_initialize_device() stores the isys\/psys pdata pointer in<br \/>\nstruct ipu6_bus_device and initializes the auxiliary device. After that<br \/>\npoint, error unwinding must drop the auxiliary device reference and let<br \/>\nipu6_bus_release() free both the bus device and adev-&gt;pdata.<\/p>\n<p>The isys and psys init paths already call put_device() when MMU<br \/>\ninitialization fails, and ipu6_bus_add_device() calls<br \/>\nauxiliary_device_uninit() on auxiliary_device_add() failure. Both paths<br \/>\ntherefore run the bus release callback. The extra kfree(pdata) in the<br \/>\ncallers can release the same object a second time.<\/p>\n<p>Remove the manual pdata frees after the auxiliary device has been<br \/>\ninitialized.<\/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: ipu6: Do not free aux device pdata after init<\/p>\n<p>ipu6_bus_initialize_device() stores the isys\/psys pdata pointer in<br \/>\nstruct ipu<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25929","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25929","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=25929"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25929"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25929"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}