GSD-2021-1002280 NFC: add NCI_UNREG flag to eliminate the race
A race condition in the Linux Kernel NFC subsystem 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-2021-1002280?
GSD-2021-1002280 is a vulnerability in Kernel, published on 29 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NFC: add NCI_UNREG flag to eliminate the race
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 v5.10.82 by commit 34e54703fb0fdbfc0a3cfc065d71e9a8353d3ac9, it was introduced in version v3.2 by commit 6a2968aaf50c7a22fced77a5e24aa636281efca8. For more details please see the references link.
Which versions are affected by GSD-2021-1002280?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002280?
No fix has been published for GSD-2021-1002280 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002280 being exploited?
There is no known exploitation of GSD-2021-1002280 in the wild and no public exploit code.