GSD-2022-1005101 scsi: lpfc: Prevent buffer overflow crashes in debugfs with malformed user input

Not scored Published

A buffer overflow in the lpfc SCSI driver's debugfs interface allows local attackers to cause system crashes via malformed input.

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-2022-1005101?

GSD-2022-1005101 is a memory corruption vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

scsi: lpfc: Prevent buffer overflow crashes in debugfs with malformed user input

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 v5.19.4 by commit 2d544e9d19c109dfe34b3dc1253a8b2971abe060. For more details please see the references link.

Which versions are affected by GSD-2022-1005101?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1005101?

No fix has been published for GSD-2022-1005101 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is GSD-2022-1005101 being exploited?

There is no known exploitation of GSD-2022-1005101 in the wild and no public exploit code.

Sources

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