GSD-2021-1002461 nfsd: Fix nsfd startup race (again)
A race condition in the Linux Kernel NFS daemon startup can lead to a denial of service, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1002461?
GSD-2021-1002461 is a vulnerability in Kernel, published on 19 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
nfsd: Fix nsfd startup race (again)
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 v5.4.165 by commit f5734b1714ca355703e9ea8fb61d04beff1790b9, it was introduced in version v5.4.102 by commit 8677e99150b0830d29cc1318b4cc559e176940bb. For more details please see the references link.
Which versions are affected by GSD-2021-1002461?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002461?
No fix has been published for GSD-2021-1002461 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002461 being exploited?
There is no known exploitation of GSD-2021-1002461 in the wild and no public exploit code.