drm/amd/display: Fix potential null dereference
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.1%
exploitation probability
0.1%top 96% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Fix potential null dereference
The adev->dm.dc pointer can be NULL and dereferenced in amdgpu_dm_fini()
without checking.
Add a NULL pointer check before calling dc_dmub_srv_destroy().
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fehttps://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34abhttps://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5fa