GSD-2022-1001694 NFS: Avoid writeback threads getting stuck in mempool_alloc()
A flaw in the Linux Kernel NFS implementation could cause writeback threads to hang, leading to a denial of service.
- 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-2022-1001694?
GSD-2022-1001694 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
NFS: Avoid writeback threads getting stuck in mempool_alloc()
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 v5.15.34 by commit ea029e4ce760f786919d06ef52efa2e50ea92a5f. For more details please see the references link.
Which versions are affected by GSD-2022-1001694?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001694?
No fix has been published for GSD-2022-1001694 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1001694 being exploited?
There is no known exploitation of GSD-2022-1001694 in the wild and no public exploit code.