GSD-2022-1001933 llc: only change llc->dev when bind() succeeds
A logic error in the Linux kernel LLC protocol allows improper device binding, potentially leading to undefined behavior or local issues.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001933?
GSD-2022-1001933 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
llc: only change llc->dev when bind() succeeds
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 v5.15.32 by commit 60981bb5ce183cbea9ddc88389735f363b8c56c5, it was introduced in version v5.15.32 by commit e9072996108387ab19b497f5b557c93f98d96b0b. For more details please see the references link.
Which versions are affected by GSD-2022-1001933?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001933?
No fix has been published for GSD-2022-1001933 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001933 being exploited?
There is no known exploitation of GSD-2022-1001933 in the wild and no public exploit code.