CVE-2023-54261 drm/amdkfd: Add missing gfx11 MQD manager callbacks
A missing callback in the AMD GPU kernel driver causes a null pointer dereference, allowing local attackers to crash the system via debugfs.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-54261?
CVE-2023-54261 is a vulnerability in Linux, published on 30 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: Add missing gfx11 MQD manager callbacks
mqd_stride function was introduced in commit 2f77b9a242a2 ("drm/amdkfd: Update MQD management on multi XCC setup") but not assigned for gfx11. Fixes a NULL dereference in debugfs.
Which versions are affected by CVE-2023-54261?
How do I fix CVE-2023-54261?
Apply the vendor's patch.
Is CVE-2023-54261 being exploited?
There is no known exploitation of CVE-2023-54261 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2023-54261, DEBIAN-CVE-2023-54261, GHSA-j78v-x2hm-xc58, ROOT-OS-UBUNTU-2204-CVE-2023-54261, UBUNTU-CVE-2023-54261.