GSD-2022-1002349 af_netlink: Fix shift out of bounds in group mask calculation
A shift out of bounds in the Linux kernel netlink group mask calculation can lead to a denial of service.
- 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-2022-1002349?
GSD-2022-1002349 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
af_netlink: Fix shift out of bounds in group mask calculation
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 v4.19.238 by commit f75f4abeec4c04b600a15b50c89a481f1e7435ee, it was introduced in version v2.6.14 by commit f7fa9b10edbb9391bdd4ec8e8b3d621d0664b198. For more details please see the references link.
Which versions are affected by GSD-2022-1002349?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002349?
No fix has been published for GSD-2022-1002349 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002349 being exploited?
There is no known exploitation of GSD-2022-1002349 in the wild and no public exploit code.