GSD-2022-1007936 nilfs2: fix deadlock in nilfs_count_free_blocks()
A deadlock in the nilfs2 filesystem can cause a local denial of service, requiring a kernel patch to resolve.
- 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-2022-1007936?
GSD-2022-1007936 is a denial of service vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
nilfs2: fix deadlock in nilfs_count_free_blocks()
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 v5.15.79 by commit abc082aac0d9b6b926038fc3adb7008306581be2, it was introduced in version v2.6.38 by commit e828949e5b42bfd234ee537cdb7c5e3a577958a3. For more details please see the references link.
Which versions are affected by GSD-2022-1007936?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007936?
No fix has been published for GSD-2022-1007936 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-2022-1007936 being exploited?
There is no known exploitation of GSD-2022-1007936 in the wild and no public exploit code.