GSD-2022-1002457 llc: only change llc->dev when bind() succeeds
A logic error in the Linux kernel LLC protocol handler could lead to undefined behavior when binding fails, requiring a kernel patch.
- 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-2022-1002457?
GSD-2022-1002457 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 v4.14.274 by commit f25366d9a27585d45dfd475aa1764b8886958aac, it was introduced in version v4.14.274 by commit 0f294bc04be87f1c9e1d1a908db9fcc84ce94210. For more details please see the references link.
Which versions are affected by GSD-2022-1002457?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002457?
No fix has been published for GSD-2022-1002457 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002457 being exploited?
There is no known exploitation of GSD-2022-1002457 in the wild and no public exploit code.