GSD-2022-1007354 drm/msm/hdmi: fix memory corruption with too many bridges

Not scored Published

Memory corruption in the Linux Kernel HDMI driver allows potential code execution or privilege escalation when handling excessive bridges.

Exploited in the wild
Not known
Login needed
Not stated
Attackable
Not stated
Victim action needed
Not stated
Fix
None listed

What is GSD-2022-1007354?

GSD-2022-1007354 is a memory corruption vulnerability in Kernel, published on 14 Nov 2022.

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 v5.4.223 by commit ed7f1ff87a4afea1bc220d2ff00a7ce8e61f0b53, it was introduced in version v3.12 by commit a3376e3ec81c5dd0622cbc187db76d2824d31c1c. For more details please see the references link.

Which versions are affected by GSD-2022-1007354?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1007354?

No fix has been published for GSD-2022-1007354 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-2022-1007354 being exploited?

There is no known exploitation of GSD-2022-1007354 in the wild and no public exploit code.

Sources

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