CVE-2024-42081 drm/xe/xe_devcoredump: Check NULL before assignments

Medium 5.5 Published Updated

A null pointer dereference in the Linux kernel's Xe GPU driver can cause a system crash, requiring a kernel patch to fix.

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-2024-42081?

CVE-2024-42081 is a medium-severity vulnerability in Linux kernel, published on 29 Jul 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/xe_devcoredump: Check NULL before assignments

Assign 'xe_devcoredump_snapshot *' and 'xe_device *' only if 'coredump' is not NULL.

v2 - Fix commit messages.

v3 - Define variables before code.(Ashutosh/Jose)

v4 - Drop return check for coredump_to_xe. (Jose/Rodrigo)

v5 - Modify misleading commit message. (Matt)

Weakness: CWE-476

Which versions are affected by CVE-2024-42081?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-42081?

Apply the vendor's patch.

Is CVE-2024-42081 being exploited?

There is no known exploitation of CVE-2024-42081 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-47136, AZL-47222, BELL-CVE-2024-42081, DEBIAN-CVE-2024-42081, GHSA-6xvq-4crp-429f, UBUNTU-CVE-2024-42081.

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