CVE-2025-38309 drm/xe/vm: move xe_svm_init() earlier

Medium 5.5 Published Updated

A null pointer dereference in the Linux kernel's Xe GPU driver can cause a system crash during virtual memory creation error handling.

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-2025-38309?

CVE-2025-38309 is a medium-severity vulnerability in Linux kernel, published on 10 Jul 2025. 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/vm: move xe_svm_init() earlier

In xe_vm_close_and_put() we need to be able to call xe_svm_fini(), however during vm creation we can call this on the error path, before having actually initialised the svm state, leading to various splats followed by a fatal NPD.

(cherry picked from commit 4f296d77cf49fcb5f90b4674123ad7f3a0676165)

Weakness: CWE-908

Which versions are affected by CVE-2025-38309?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2025-38309?

Apply the vendor's patch.

Is CVE-2025-38309 being exploited?

There is no known exploitation of CVE-2025-38309 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2025-38309, GHSA-6f37-h5g7-77g4, UBUNTU-CVE-2025-38309.

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