GSD-2022-1003782 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.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1003782?
GSD-2022-1003782 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 v5.4.197 by commit 65e6282f0d752fb025ef4cc62a51b54ecce16b09. For more details please see the references link.
Which versions are affected by GSD-2022-1003782?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003782?
No fix has been published for GSD-2022-1003782 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003782 being exploited?
There is no known exploitation of GSD-2022-1003782 in the wild and no public exploit code.