CVE-2026-31461 drm/amd/display: Fix drm_edid leak in amdgpu_dm
A memory leak in the AMD display driver can lead to resource exhaustion and denial of service upon system resume.
- 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-2026-31461?
CVE-2026-31461 is a medium-severity denial of service vulnerability in Linux kernel, published on 22 Apr 2026. 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 drm_edid leak in amdgpu_dm
[WHAT] When a sink is connected, aconnector->drm_edid was overwritten without freeing the previous allocation, causing a memory leak on resume.
[HOW] Free the previous drm_edid before updating it.
(cherry picked from commit 52024a94e7111366141cfc5d888b2ef011f879e5)
Weakness: CWE-401
Which versions are affected by CVE-2026-31461?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-31461?
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-2026-31461 being exploited?
There is no known exploitation of CVE-2026-31461 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2026-31461, DEBIAN-CVE-2026-31461, GHSA-9697-gfv8-47r6, ROOT-OS-UBUNTU-2204-CVE-2026-31461, ROOT-OS-UBUNTU-2404-CVE-2026-31461, UBUNTU-CVE-2026-31461.