GSD-2022-1002851 dm crypt: make printing of the key constant-time
A timing side-channel in the Linux kernel dm-crypt subsystem could allow local attackers to recover encryption keys by observing key printing operations.
- 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-2022-1002851?
GSD-2022-1002851 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
dm crypt: make printing of the key constant-time
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 v5.18.2 by commit eb27bd452e9f656cb7b1a6c091c2a84d520d6258. For more details please see the references link.
Which versions are affected by GSD-2022-1002851?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002851?
No fix has been published for GSD-2022-1002851 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002851 being exploited?
There is no known exploitation of GSD-2022-1002851 in the wild and no public exploit code.