GSD-2023-1000974 net: stmmac: fix errno when create_singlethread_workqueue() fails

Not scored Published

An error handling flaw in the stmmac network driver could lead to a denial of service when workqueue creation fails.

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-2023-1000974?

GSD-2023-1000974 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

net: stmmac: fix errno when create_singlethread_workqueue() fails

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 v5.15.86 by commit 1115e77c4fddf73ab68349495be6cb5f0af096f9, it was introduced in version v5.15.86 by commit 96e50897029f65222ef76cfe9bc802321fcea33b. For more details please see the references link.

Which versions are affected by GSD-2023-1000974?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1000974?

No fix has been published for GSD-2023-1000974 yet. Limit exposure of the affected software until one is available.

Is GSD-2023-1000974 being exploited?

There is no known exploitation of GSD-2023-1000974 in the wild and no public exploit code.

Sources

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