GSD-2022-1000762 btrfs: fix relocation crash due to premature return from btrfs_commit_transaction()
A bug in the Linux kernel btrfs filesystem can cause a system crash during relocation, leading to denial of service.
- 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-2022-1000762?
GSD-2022-1000762 is a denial of service vulnerability in Kernel, published on 18 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: fix relocation crash due to premature return from btrfs_commit_transaction()
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 v5.15.27 by commit 725a6ac389b182261af174176e561a36b0f39ffc, it was introduced in version v5.12 by commit d0c2f4fa555e70324ec2a129b822ab58f172cc62. For more details please see the references link.
Which versions are affected by GSD-2022-1000762?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000762?
No fix has been published for GSD-2022-1000762 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-2022-1000762 being exploited?
There is no known exploitation of GSD-2022-1000762 in the wild and no public exploit code.