GSD-2022-1002123 ext4: fix fs corruption when tring to remove a non-empty directory with IO error
A local attacker can cause filesystem corruption and denial of service by removing a non-empty directory during an IO error.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1002123?
GSD-2022-1002123 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ext4: fix fs corruption when tring to remove a non-empty directory with IO error
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 v5.10.110 by commit b35eb48471822a60f3dda67c57d49fd515c9a121. For more details please see the references link.
Which versions are affected by GSD-2022-1002123?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002123?
No fix has been published for GSD-2022-1002123 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-2022-1002123 being exploited?
There is no known exploitation of GSD-2022-1002123 in the wild and no public exploit code.