CVE-2026-74699 drm/xe: Fix memory leak in exec_queue_set_hang_replay_state()
A memory leak in the Linux kernel's Xe GPU driver allows local attackers to exhaust system memory, potentially causing 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-2026-74699?
CVE-2026-74699 is a memory corruption vulnerability in Linux, published on 22 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/xe: Fix memory leak in exec_queue_set_hang_replay_state()
The q->replay_state is blindly overwritten, which can potentially leak memory that was previously allocated by vmemdup_user(). Return an error if q->replay_state is not empty.
Discovered using AI-assisted static analysis confirmed by Intel Product Security.
(cherry picked from commit f6b6cc1118bdbc4265fa8b3bdf8565b26f13e56e)
Which versions are affected by CVE-2026-74699?
How do I fix CVE-2026-74699?
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-2026-74699 being exploited?
There is no known exploitation of CVE-2026-74699 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-74699, GHSA-phjm-6f6w-c4wh, UBUNTU-CVE-2026-74699.