CVE-2023-53498 drm/amd/display: Fix potential null dereference
A null pointer dereference in the AMD display driver can cause a system crash, requiring a kernel patch to prevent denial of service.
- 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-2023-53498?
CVE-2023-53498 is a medium-severity vulnerability in Linux kernel, published on 1 Oct 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/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.
Weakness: CWE-476
Which versions are affected by CVE-2023-53498?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53498?
Apply the vendor's patch.
Is CVE-2023-53498 being exploited?
There is no known exploitation of CVE-2023-53498 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-53498, DEBIAN-CVE-2023-53498, GHSA-56xj-4g9m-2pgr, ROOT-OS-DEBIAN-11-CVE-2023-53498, UBUNTU-CVE-2023-53498.