GSD-2022-1007392 wifi: brcmfmac: fix invalid address access when enabling SCAN log level

Not scored Published

A null pointer dereference in the brcmfmac Wi-Fi driver can cause a system crash when specific logging levels are enabled.

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-2022-1007392?

GSD-2022-1007392 is a 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: brcmfmac: fix invalid address access when enabling SCAN log level

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 v5.4.220 by commit 56a0ac48634155d2b866b99fba7e1dd8df4e2804. For more details please see the references link.

Which versions are affected by GSD-2022-1007392?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1007392?

No fix has been published for GSD-2022-1007392 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1007392 being exploited?

There is no known exploitation of GSD-2022-1007392 in the wild and no public exploit code.

Sources

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