GSD-2022-1007558 drm/msm/hdmi: fix memory corruption with too many bridges

Not scored Published

Memory corruption in the Linux Kernel HDMI driver allows local attackers to potentially execute code or escalate privileges.

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-2022-1007558?

GSD-2022-1007558 is a memory corruption vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

drm/msm/hdmi: fix memory corruption with too many bridges

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 v4.14.298 by commit e8f916b84e4b028ecad6c6472eaad543cc7df806, it was introduced in version v3.12 by commit a3376e3ec81c5dd0622cbc187db76d2824d31c1c. For more details please see the references link.

Which versions are affected by GSD-2022-1007558?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1007558?

No fix has been published for GSD-2022-1007558 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-2022-1007558 being exploited?

There is no known exploitation of GSD-2022-1007558 in the wild and no public exploit code.

Sources

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