GSD-2022-1003935 nbd: fix race between nbd_alloc_config() and module removal

Not scored Published

A race condition in the Linux kernel NBD module can lead to a denial of service, requiring local high-privilege access to exploit.

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-2022-1003935?

GSD-2022-1003935 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

nbd: fix race between nbd_alloc_config() and module removal

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 v4.14.283 by commit 165cf2e0019fa6cedc75b456490c41494c34abb4. For more details please see the references link.

Which versions are affected by GSD-2022-1003935?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1003935?

No fix has been published for GSD-2022-1003935 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1003935 being exploited?

There is no known exploitation of GSD-2022-1003935 in the wild and no public exploit code.

Sources

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