CVE-2023-53498
MEDIUM severity · CVSS 5.5 · CWE-476
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474Patch
- https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950Patch
- https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fePatch
- https://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34abPatch
- https://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4Patch
- https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5faPatch