CVE-2024-46732 drm/amd/display: Assign linear_pitch_alignment even for VM

Medium 5.5 Published Updated

A divide-by-zero error in the AMD display driver causes a denial of service in virtual machine environments.

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-2024-46732?

CVE-2024-46732 is a medium-severity denial of service vulnerability in Linux kernel, published on 18 Sep 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: Assign linear_pitch_alignment even for VM

[Description] Assign linear_pitch_alignment so we don't cause a divide by 0 error in VM environments

Weakness: CWE-369

Which versions are affected by CVE-2024-46732?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-46732?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-46732 being exploited?

There is no known exploitation of CVE-2024-46732 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-49678, BELL-CVE-2024-46732, DEBIAN-CVE-2024-46732, GHSA-qm97-g575-p78q, ROOT-OS-DEBIAN-11-CVE-2024-46732, UBUNTU-CVE-2024-46732.

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