GSD-2022-1004209 fscache: Fix invalidation/lookup race

Not scored Published

A race condition in the Linux kernel fscache subsystem can lead to system instability 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-2022-1004209?

GSD-2022-1004209 is a vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

fscache: Fix invalidation/lookup race

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 v5.18.11 by commit b1ae9f617f8a5c848d9205b8e228c6f0d1af754b, it was introduced in version v5.17 by commit d24af13e2e2358a602740c7817ea90da43d3e740. For more details please see the references link.

Which versions are affected by GSD-2022-1004209?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004209?

No fix has been published for GSD-2022-1004209 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1004209 being exploited?

There is no known exploitation of GSD-2022-1004209 in the wild and no public exploit code.

Sources

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