GSD-2021-1001210 btrfs: fix deadlock with concurrent chunk allocations involving system chunks
A race condition in the btrfs filesystem can cause a deadlock during concurrent chunk allocations, leading to a 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-2021-1001210?
GSD-2021-1001210 is a vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: fix deadlock with concurrent chunk allocations involving system chunks
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 v5.13.4 by commit 789b24d9950d3e67b227f81b3fab912a8fb257af, it was introduced in version v5.13 by commit eafa4fd0ad06074da8be4e28ff93b4dca9ffa407. For more details please see the references link.
Which versions are affected by GSD-2021-1001210?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001210?
No fix has been published for GSD-2021-1001210 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001210 being exploited?
There is no known exploitation of GSD-2021-1001210 in the wild and no public exploit code.