CVE-2023-45922 Null dereference in n/a

Medium 4.3 Published 27 Mar 2024 Updated 4 Nov 2025

A segmentation violation in Mesa's glx_pbuffer.c allows a local attacker to cause a denial of service via crafted drawable attributes.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2023-45922?

CVE-2023-45922 is a medium-severity vulnerability in n/a, published on 27 Mar 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

glx_pbuffer.c in Mesa 23.0.4 was discovered to contain a segmentation violation when calling __glXGetDrawableAttribute(). NOTE: this is disputed because there are no common situations in which users require uninterrupted operation with an attacker-controller server.

Weakness: CWE-754

Which versions are affected by CVE-2023-45922?

It affects 1 product.

Products include Mesa3d Mesa.

How do I fix CVE-2023-45922?

Apply the vendor's patch.

Is CVE-2023-45922 being exploited?

There is no known exploitation of CVE-2023-45922 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2023-45922, ECHO-0803-b493-8054, GHSA-9gv2-h67q-4h2v.