GSD-2022-1001777 drm/dp: Fix off-by-one in register cache size

Not scored Published

An off-by-one error in the Linux Kernel's DisplayPort register cache can lead to memory corruption or denial of service.

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-2022-1001777?

GSD-2022-1001777 is a 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/dp: Fix off-by-one in register cache size

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 v5.15.33 by commit e912d697400c5f4bc8c1c8090416dad6c59cb28c, it was introduced in version v5.12 by commit e2e16da398d9149ede0162a55f44537582aed2e7. For more details please see the references link.

Which versions are affected by GSD-2022-1001777?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1001777?

No fix has been published for GSD-2022-1001777 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1001777 being exploited?

There is no known exploitation of GSD-2022-1001777 in the wild and no public exploit code.

Sources

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