5.5

CVE-2024-49898

drm/amd/display: Check null-initialized variables

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Check null-initialized variables

[WHAT & HOW]
drr_timing and subvp_pipe are initialized to null and they are not
always assigned new values. It is necessary to check for null before
dereferencing.

This fixes 2 FORWARD_NULL issues reported by Coverity.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 6.10.14
Linux ≫ Linux Kernel Version >= 6.11 < 6.11.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.143
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/115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f
Patch
https://git.kernel.org/stable/c/26d262b79a3587aaa84368586a55e9026c67841b
https://git.kernel.org/stable/c/367cd9ceba1933b63bc1d87d967baf6d9fd241d2
Patch
https://git.kernel.org/stable/c/3fc70ae048fe0936761b73b50700a810ff61e853
Patch
https://git.kernel.org/stable/c/c3a3b6d9a9383e3c1a4a08878ba5046e68647595
https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html