GSD-2022-1001324 llc: only change llc->dev when bind() succeeds
A race condition in the Linux kernel LLC protocol allows local attackers to potentially escalate privileges or cause 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-2022-1001324?
GSD-2022-1001324 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 v5.17.1 by commit d5ac598705e1eb40e952cf7c8fe8b48c8dea897e, it was introduced in version v5.17.1 by commit ef1a6fe3563cf47ce4fd555727ca80085cf18884. For more details please see the references link.
Which versions are affected by GSD-2022-1001324?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001324?
No fix has been published for GSD-2022-1001324 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001324 being exploited?
There is no known exploitation of GSD-2022-1001324 in the wild and no public exploit code.