GSD-2022-1000855 configfs: fix a race in configfs_{,un}register_subsystem()
A race condition in Linux kernel configfs subsystem registration can lead to denial of service or privilege escalation for local attackers.
- 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-2022-1000855?
GSD-2022-1000855 is a vulnerability in Kernel, published on 18 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
configfs: fix a race in configfs_{,un}register_subsystem()
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 v5.10.103 by commit a7ab53d3c27dfe83bb594456b9f38a37796ec39b, it was introduced in version v2.6.16 by commit 7063fbf2261194f72ee75afca67b3b38b554b5fa. For more details please see the references link.
Which versions are affected by GSD-2022-1000855?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000855?
No fix has been published for GSD-2022-1000855 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000855 being exploited?
There is no known exploitation of GSD-2022-1000855 in the wild and no public exploit code.