CVE-2024-49898

MEDIUM

Linux Kernel - Null Pointer Dereference in DRM AMD Display Timing and SubVP Pipe Handling

Title source: llm

Description

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.

References (6)

Core 6

Core References

Mailing List

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

Patch

https://git.kernel.org/stable/c/c3a3b6d9a9383e3c1a4a08878ba5046e68647595

Patch

https://git.kernel.org/stable/c/26d262b79a3587aaa84368586a55e9026c67841b

Patch

https://git.kernel.org/stable/c/3fc70ae048fe0936761b73b50700a810ff61e853

Patch

https://git.kernel.org/stable/c/115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f

Patch

https://git.kernel.org/stable/c/367cd9ceba1933b63bc1d87d967baf6d9fd241d2

Scores

CVSS v3 5.5

EPSS 0.0024

EPSS Percentile 14.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-476

Status published

Products (17)

linux/Kernel 4.15.0 - 6.1.120linux

linux/Kernel 6.11.0 - 6.11.3linux

linux/Kernel 6.2.0 - 6.6.64linux

linux/Kernel 6.7.0 - 6.10.14linux

Linux/Linux < 4.15

Linux/Linux 4.15

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 26d262b79a3587aaa84368586a55e9026c67841b

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 367cd9ceba1933b63bc1d87d967baf6d9fd241d2

Linux/Linux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - 3fc70ae048fe0936761b73b50700a810ff61e853

... and 7 more

Published Oct 21, 2024

Tracked Since Feb 18, 2026