GSD-2022-1003254 f2fs: fix to avoid f2fs_bug_on() in dec_valid_node_count()
A bug in the Linux kernel f2fs filesystem can trigger a kernel panic, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Local or same network only
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1003254?
GSD-2022-1003254 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.
Official description
f2fs: fix to avoid f2fs_bug_on() in dec_valid_node_count()
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 v5.15.46 by commit bce859358d3d5940aa858e40ceee70ee6e76130e. For more details please see the references link.
Which versions are affected by GSD-2022-1003254?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003254?
No fix has been published for GSD-2022-1003254 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-2022-1003254 being exploited?
There is no known exploitation of GSD-2022-1003254 in the wild and no public exploit code.