CVE-2026-72386 drm/panthor: Fix a leak when a group is evicted before the tiler OOM is serviced
A memory leak in the Panthor GPU driver allows local attackers to cause denial of service by triggering specific eviction conditions.
- 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-2026-72386?
CVE-2026-72386 is a memory corruption vulnerability in Linux, published on 15 Aug 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/panthor: Fix a leak when a group is evicted before the tiler OOM is serviced
A group ref is tied to the pending tiler_oom_work, so we need to release it if the cancel was effective.
Which versions are affected by CVE-2026-72386?
How do I fix CVE-2026-72386?
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-2026-72386 being exploited?
There is no known exploitation of CVE-2026-72386 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-72386, DEBIAN-CVE-2026-72386, GHSA-wjjq-cvqx-cj34, UBUNTU-CVE-2026-72386.