Description (CNA)
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 (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before 624a60911b71af08a912ee8a296b271b3e7b34ab; affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before 4b1afffdd94093118b3cc235ef2b4d2520fb4950; affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before b75aaebac265e3f29863699d9a929fdfba13d0a4; affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before 281933f36a53fed1c2993a92cf1edfb424595474; affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before d4b749771fed3f99bbe8880eaab32a05ede0e5fa; affected 9a71c7d31734f74549ad2bcd652c403c71e7c8d1 before 52f1783ff4146344342422c1cd94fcb4ce39b6fe |
| Linux / Linux | affected 5.6; unaffected 0 before 5.6; unaffected 5.10.246 through 5.10.*; unaffected 5.15.111 through 5.15.*; unaffected 6.1.28 through 6.1.*; unaffected 6.2.15 through 6.2.*; unaffected 6.3.2 through 6.3.*; unaffected 6.4 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34ab
- https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950
- https://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4
- https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474
- https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5fa
- https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fe