GSD-2022-1005908 btrfs: reject log replay if there is unsupported RO compat flag
A flaw in the btrfs filesystem allows denial of service during log replay if unsupported read-only compatibility flags are present.
- 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-2022-1005908?
GSD-2022-1005908 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: reject log replay if there is unsupported RO compat flag
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 v5.10.137 by commit e2f1507303166c139d6b4362c5d88c50b84b4c4d. For more details please see the references link.
Which versions are affected by GSD-2022-1005908?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005908?
No fix has been published for GSD-2022-1005908 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-2022-1005908 being exploited?
There is no known exploitation of GSD-2022-1005908 in the wild and no public exploit code.