GSD-2022-1006857 wifi: mt76: mt7921e: fix rmmod crash in driver reload test

Not scored Published

A crash occurs when unloading the mt7921e WiFi driver, causing a local denial of service in the Linux kernel.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is GSD-2022-1006857?

GSD-2022-1006857 is a denial of service vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

wifi: mt76: mt7921e: fix rmmod crash in driver reload test

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 v6.0.3 by commit ccda3ebdae719d348f90563b6719fba4929ae283, it was introduced in version v5.18 by commit 1c71e03afe4b457a15e50de40006b927dfc00755. For more details please see the references link.

Which versions are affected by GSD-2022-1006857?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1006857?

No fix has been published for GSD-2022-1006857 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is GSD-2022-1006857 being exploited?

There is no known exploitation of GSD-2022-1006857 in the wild and no public exploit code.

Sources

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