GSD-2023-1002325 btrfs: lock the inode in shared mode before starting fiemap
A race condition in the btrfs filesystem allows local attackers to cause a denial of service by triggering an inode locking issue during fiemap operations.
- 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-2023-1002325?
GSD-2023-1002325 is a vulnerability in Kernel, published on 7 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: lock the inode in shared mode before starting fiemap
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 v6.1.13 by commit d8c594da79bc0244e610a70594e824a401802be1. For more details please see the references link.
Which versions are affected by GSD-2023-1002325?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002325?
No fix has been published for GSD-2023-1002325 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002325 being exploited?
There is no known exploitation of GSD-2023-1002325 in the wild and no public exploit code.