CVE-2025-21989

drm/amd/display: fix missing .is_two_pixels_per_container

Medium · published April 2, 2025

CVSS v3.1
5.5
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

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

drm/amd/display: fix missing .is_two_pixels_per_container

Starting from 6.11, AMDGPU driver, while being loaded with amdgpu.dc=1,

due to lack of .is_two_pixels_per_container function in dce60_tg_funcs,

causes a NULL pointer dereference on PCs with old GPUs, such as R9 280X.

So this fix adds missing .is_two_pixels_per_container to dce60_tg_funcs.

(cherry picked from commit bd4b125eb949785c6f8a53b0494e32795421209d)

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00186 · 7.8th percentile
Published
2025-04-02T12:53Z
EPSS history
Timeline
  • 02 APR 12:53Z
    drm/amd/display: fix missing .is_two_pixels_per_container
    cvelistv5