CVE-2024-53086 drm/xe: Drop VM dma-resv lock on xe_sync_in_fence_get failure in exec IOCTL

Medium 5.5 Published Updated

A missing lock release in the Linux kernel's Xe driver can cause a deadlock, leading to 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-2024-53086?

CVE-2024-53086 is a medium-severity vulnerability in Linux kernel, published on 19 Nov 2024. 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: Drop VM dma-resv lock on xe_sync_in_fence_get failure in exec IOCTL

Upon failure all locks need to be dropped before returning to the user.

(cherry picked from commit 7d1a4258e602ffdce529f56686925034c1b3b095)

Weakness: CWE-667

Which versions are affected by CVE-2024-53086?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-53086?

Apply the vendor's patch.

Is CVE-2024-53086 being exploited?

There is no known exploitation of CVE-2024-53086 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-53086, DEBIAN-CVE-2024-53086, GHSA-6w26-4vm6-c7f2, UBUNTU-CVE-2024-53086.

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