GSD-2022-1006383 drm/amd/display: fix memory leak when using debugfs_lookup()

Not scored Published

A memory leak in the AMD display driver via debugfs can lead to resource exhaustion and denial of service for local privileged users.

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

What is GSD-2022-1006383?

GSD-2022-1006383 is a memory corruption vulnerability in Kernel, published on 2 Oct 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 memory leak when using debugfs_lookup()

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 v5.15.68 by commit 58acd2ebae034db3bacf38708f508fbd12ae2e54. For more details please see the references link.

Which versions are affected by GSD-2022-1006383?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1006383?

No fix has been published for GSD-2022-1006383 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is GSD-2022-1006383 being exploited?

There is no known exploitation of GSD-2022-1006383 in the wild and no public exploit code.

Sources

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