GSD-2022-1001201 drm/amd/display: Fix double free during GPU reset on DC streams

Not scored Published

A double free vulnerability in the Linux kernel AMD display driver during GPU reset can lead to system crashes or potential code execution.

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-2022-1001201?

GSD-2022-1001201 is an use after free vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

drm/amd/display: Fix double free during GPU reset on DC streams

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 v5.17.2 by commit bbfcdd6289ba6f00f0cd7d496946dce9f6c600ac, it was introduced in version v5.17 by commit 6d63fcc2a334f7bd15e4e9b1db50a19335d2af4f. For more details please see the references link.

Which versions are affected by GSD-2022-1001201?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1001201?

No fix has been published for GSD-2022-1001201 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is GSD-2022-1001201 being exploited?

There is no known exploitation of GSD-2022-1001201 in the wild and no public exploit code.

Sources

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