GSD-2021-1002738 btrfs: use latest_dev in btrfs_show_devname
A flaw in the Linux kernel btrfs filesystem allows local attackers to potentially access sensitive device name information.
- 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-2021-1002738?
GSD-2021-1002738 is a vulnerability in Kernel, published on 27 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
btrfs: use latest_dev in btrfs_show_devname
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 v5.15.11 by commit e342c2558016ead462f376b6c6c2ac5efc17f3b1. For more details please see the references link.
Which versions are affected by GSD-2021-1002738?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002738?
No fix has been published for GSD-2021-1002738 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002738 being exploited?
There is no known exploitation of GSD-2021-1002738 in the wild and no public exploit code.