CVE-2026-53347 drm/virtio: Fix driver removal with disabled KMS
A null dereference in the Linux kernel virtio-gpu driver causes a crash during removal when KMS is disabled, requiring a patch.
- 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-2026-53347?
CVE-2026-53347 is a medium-severity vulnerability in Linux kernel, published on 1 Jul 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/virtio: Fix driver removal with disabled KMS
DRM atomic and modesetting aren't initialized if virtio-gpu driver built with disabled KMS, leading to access of uninitialized data on driver removal/unbinding and crashing kernel. Fix it by skipping shutting down atomic core with unavailable KMS.
Weakness: CWE-908
Which versions are affected by CVE-2026-53347?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-53347?
Apply the vendor's patch.
Is CVE-2026-53347 being exploited?
There is no known exploitation of CVE-2026-53347 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2026-53347, DEBIAN-CVE-2026-53347, GHSA-3fxj-747v-fqfx, ROOT-OS-UBUNTU-2404-CVE-2026-53347, UBUNTU-CVE-2026-53347.