{"id":7436,"date":"2026-09-04T18:49:33","date_gmt":"2026-09-04T10:49:33","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74450"},"modified":"2026-09-04T18:49:33","modified_gmt":"2026-09-04T10:49:33","slug":"cve-2026-74450","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74450","title":{"rendered":"CVE-2026-74450 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ndrm\/amd\/pm: fix pptab"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/amd\/pm: fix pptable use-after-free<\/p>\n<p>amdgpu_dpm_get_pp_table() returns a pointer to a driver-owned power table<br \/>\nafter dropping adev-&gt;pm.mutex. The sysfs path then copies from that pointer.<br \/>\nA concurrent pp_table write can replace and free the allocation during the<br \/>\ncopy, causing a use-after-free.<\/p>\n<p>Change the DPM interface to copy into caller-provided storage while the mutex<br \/>\nis held. Keep the size-only query for attribute discovery without exposing<br \/>\nthe driver-owned pointer.<\/p>\n<p>(cherry picked from commit f6eed7acfd30099ef7baeb6ba45bb59daad80631)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/amd\/pm: fix pptable use-after-free<\/p>\n<p>amdgpu_dpm_get_pp_table() returns a pointer to a driver-owned power table<br \/>\nafter dropping ad<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-7436","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/7436","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=7436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}