GSD-2022-1002880 netfilter: nf_tables: hold mutex on netns pre_exit path
A race condition in the Linux kernel netfilter subsystem can lead to a denial of service during network namespace exit.
- 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-2022-1002880?
GSD-2022-1002880 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
netfilter: nf_tables: hold mutex on netns pre_exit path
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 v5.18.2 by commit cc7c6e0a8e1d45955b976943dbd4ba98448ceb46, it was introduced in version v5.11 by commit 767d1216bff82507c945e92fe719dff2083bb2f4. For more details please see the references link.
Which versions are affected by GSD-2022-1002880?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002880?
No fix has been published for GSD-2022-1002880 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002880 being exploited?
There is no known exploitation of GSD-2022-1002880 in the wild and no public exploit code.