GSD-2022-1003684 NFSv4: Don't hold the layoutget locks across multiple RPC calls
A race condition in the Linux Kernel NFSv4 layoutget implementation could lead to denial of service, 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-2022-1003684?
GSD-2022-1003684 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NFSv4: Don't hold the layoutget locks across multiple RPC calls
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 v5.4.198 by commit a2b3be930e79cc5d9d829f158e31172b2043f0cd. For more details please see the references link.
Which versions are affected by GSD-2022-1003684?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003684?
No fix has been published for GSD-2022-1003684 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003684 being exploited?
There is no known exploitation of GSD-2022-1003684 in the wild and no public exploit code.