GSD-2022-1004996 drm/amd/display: clear optc underflow before turn off odm clock

Not scored Published

A flaw in the Linux Kernel AMD display driver could allow local attackers to cause a denial of service via an underflow condition.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is GSD-2022-1004996?

GSD-2022-1004996 is a denial of service vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

drm/amd/display: clear optc underflow before turn off odm clock

This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.19.7 by commit 3101839b080137c367f3f88c2a040f791de880aa. For more details please see the references link.

Which versions are affected by GSD-2022-1004996?

1 open source package ship an affected version, including Kernel.

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004996?

No fix has been published for GSD-2022-1004996 yet. Limit exposure of the affected software until one is available.

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

Is GSD-2022-1004996 being exploited?

There is no known exploitation of GSD-2022-1004996 in the wild and no public exploit code.

Sources

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