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CVE-2026-74393

drm/syncobj: Fix memory leak in drm_syncobj_find_fence() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drm_syncobj_find_fence() Commit 18226ba52159 ("drm/syncobj: reject invalid flags in drm_syncobj_find_fence") forgot to take into account the fact that drm_syncobj_find() takes a reference to syncobj and returns early without dropping the reference, leading to memory leaks. Reported by: Sam Spencer <sam.spencer@arm.com>

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 18226ba52159257d4c2f777a168cc09adb3c1ac0 before e245f3491bf30a758786a4424854f61fee472308; affected 18226ba52159257d4c2f777a168cc09adb3c1ac0 before 7471006cd854d159723344be809e8287a2d75502; affected 18226ba52159257d4c2f777a168cc09adb3c1ac0 before 5c5994a1204743fa55e4c198ed93a6c36f21cd1f; affected 18226ba52159257d4c2f777a168cc09adb3c1ac0 before e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38
Linux / Linuxaffected 6.9; unaffected 0 before 6.9; unaffected 6.12.97 through 6.12.*; unaffected 6.18.40 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References