5.5

CVE-2023-53498

drm/amd/display: Fix potential null dereference

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.6 < 5.10.246
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.111
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.28
Linux ≫ Linux Kernel Version >= 6.2 < 6.2.15
Linux ≫ Linux Kernel Version >= 6.3 < 6.3.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.042
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474
Patch
https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950
Patch
https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fe
Patch
https://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4
Patch
https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5fa
Patch
https://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34ab
Patch