GSD-2021-1000102 sfc: farch: fix TX queue lookup in TX event handling

Not scored Published

A bug in the Linux kernel sfc driver's TX event handling could 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-2021-1000102?

GSD-2021-1000102 is a vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

sfc: farch: fix TX queue lookup in TX event handling

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 v5.11.20 by commit 35c7a83ad1bb1d48ae249346e61b1132bcbf9052, it was introduced in version v5.10 by commit 12804793b17c0e19115a90d98f2f3df0cb79e233. For more details please see the references link.

Which versions are affected by GSD-2021-1000102?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2021-1000102?

No fix has been published for GSD-2021-1000102 yet. Limit exposure of the affected software until one is available.

Is GSD-2021-1000102 being exploited?

There is no known exploitation of GSD-2021-1000102 in the wild and no public exploit code.

Sources

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