GSD-2022-1006115 btrfs: raid56: don't trust any cached sector in __raid56_parity_recover()
A flaw in the Linux kernel's btrfs RAID56 recovery allows attackers to read or modify data by exploiting cached sectors.
- 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-2022-1006115?
GSD-2022-1006115 is a 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: raid56: don't trust any cached sector in __raid56_parity_recover()
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 v4.19.256 by commit aa9639c69ba3104bc1118c660eaa77d7be35ffb0. For more details please see the references link.
Which versions are affected by GSD-2022-1006115?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006115?
No fix has been published for GSD-2022-1006115 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006115 being exploited?
There is no known exploitation of GSD-2022-1006115 in the wild and no public exploit code.