CVE-2023-53042 drm/amd/display: Do not set DRR on pipe Commit
A flaw in the Linux kernel's AMD display driver can cause underflow and denial of service when writing to specific registers during pipe commits.
- 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-2023-53042?
CVE-2023-53042 is a medium-severity denial of service vulnerability in Linux kernel, published on 2 May 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: Do not set DRR on pipe Commit
[WHY] Writing to DRR registers such as OTG_V_TOTAL_MIN on the same frame as a pipe commit can cause underflow.
Which versions are affected by CVE-2023-53042?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53042?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-53042 being exploited?
There is no known exploitation of CVE-2023-53042 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-70123, BELL-CVE-2023-53042, DEBIAN-CVE-2023-53042, GHSA-f7cg-36w8-gm8h, ROOT-OS-DEBIAN-11-CVE-2023-53042, ROOT-OS-UBUNTU-2204-CVE-2023-53042 and 1 more.