GSD-2022-1001107 rxrpc: Fix call timer start racing with call destruction

Not scored Published

A race condition in the Linux kernel's rxrpc module can lead to system instability or denial of service due to timer and destruction conflicts.

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

What is GSD-2022-1001107?

GSD-2022-1001107 is a vulnerability in Kernel, published on 24 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

rxrpc: Fix call timer start racing with call destruction

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 v5.17.2 by commit 5e3c11144e557a9dbf9a2f6abe444689ef9d8aae, it was introduced in version v4.15 by commit a158bdd3247b9656df36ba133235fff702e9fdc3. For more details please see the references link.

Which versions are affected by GSD-2022-1001107?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1001107?

No fix has been published for GSD-2022-1001107 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1001107 being exploited?

There is no known exploitation of GSD-2022-1001107 in the wild and no public exploit code.

Sources

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