CVE-2023-52695 drm/amd/display: Check writeback connectors in create_validate_stream_for_sink

Medium 5.5 Published Updated

A null pointer dereference in the AMD display driver can cause a system crash when handling writeback connectors.

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-2023-52695?

CVE-2023-52695 is a medium-severity vulnerability in Linux kernel, published on 17 May 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/amd/display: Check writeback connectors in create_validate_stream_for_sink

[WHY & HOW] This is to check connector type to avoid unhandled null pointer for writeback connectors.

Weakness: CWE-476

Which versions are affected by CVE-2023-52695?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2023-52695?

Apply the vendor's patch.

Is CVE-2023-52695 being exploited?

There is no known exploitation of CVE-2023-52695 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2023-52695, DEBIAN-CVE-2023-52695, GHSA-grmr-5779-p323, UBUNTU-CVE-2023-52695.

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