CVE-2023-53753 drm/amd/display: fix mapping to non-allocated address
A memory mapping error in the Linux kernel's AMD display driver allows out-of-bounds access, potentially leading to code execution or system crashes.
- 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-2023-53753?
CVE-2023-53753 is a high-severity memory corruption vulnerability in Linux, published on 8 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/amd/display: fix mapping to non-allocated address
[Why] There is an issue mapping non-allocated location of memory. It would allocate gpio registers from an array out of bounds.
[How] Patch correct numbers of bounds for using.
Which versions are affected by CVE-2023-53753?
How do I fix CVE-2023-53753?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-53753 being exploited?
There is no known exploitation of CVE-2023-53753 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2023-53753, DEBIAN-CVE-2023-53753, GHSA-r6gm-r8v8-33xf, ROOT-OS-DEBIAN-11-CVE-2023-53753, ROOT-OS-UBUNTU-2204-CVE-2023-53753, UBUNTU-CVE-2023-53753.