GSD-2022-1007338 usb: mon: make mmapped memory read only

Not scored Published

A local attacker with low privileges could read sensitive kernel memory via USB monitor mmap, potentially exposing confidential data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is GSD-2022-1007338?

GSD-2022-1007338 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

usb: mon: make mmapped memory read only

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 v5.10.148 by commit 1b257f97fec43d7a8a4c9ada8538d14421861b0a, it was introduced in version v2.6.21 by commit 6f23ee1fefdc1f80bd8a3ab04a1c41ab2dec14c9. For more details please see the references link.

Which versions are affected by GSD-2022-1007338?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1007338?

No fix has been published for GSD-2022-1007338 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1007338 being exploited?

There is no known exploitation of GSD-2022-1007338 in the wild and no public exploit code.

Sources

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