GSD-2022-1002688 NFS: Further fixes to the writeback error handling
A flaw in Linux Kernel NFS writeback error handling could lead to denial of service, requiring kernel upgrade to mitigate.
- 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-2022-1002688?
GSD-2022-1002688 is a denial of service 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
NFS: Further fixes to the writeback error handling
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 v5.18.3 by commit 3335c0f14d593317debbe38252bb8d72906add8a, it was introduced in version v5.0 by commit 8fc75bed96bb94e23ca51bd9be4daf65c57697bf. For more details please see the references link.
Which versions are affected by GSD-2022-1002688?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002688?
No fix has been published for GSD-2022-1002688 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-2022-1002688 being exploited?
There is no known exploitation of GSD-2022-1002688 in the wild and no public exploit code.