GSD-2021-1002122 cfg80211: fix management registrations locking
A race condition in the Linux kernel's cfg80211 subsystem can lead to a denial of service, requiring a kernel upgrade to fix.
- 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-2021-1002122?
GSD-2021-1002122 is a vulnerability in Kernel, published on 14 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cfg80211: fix management registrations locking
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 v5.14.16 by commit 3c897f39b71fe68f90599f6a45b5f7bf5618420e, it was introduced in version v5.8 by commit 6cd536fe62ef58d7c4eac2da07ab0ed7fd19010d. For more details please see the references link.
Which versions are affected by GSD-2021-1002122?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002122?
No fix has been published for GSD-2021-1002122 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002122 being exploited?
There is no known exploitation of GSD-2021-1002122 in the wild and no public exploit code.