GSD-2022-1003921 x86/delay: Fix the wrong asm constraint in delay_loop()
A bug in the Linux kernel's delay loop assembly constraints could cause undefined behavior, requiring a patch to ensure correct timing 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-2022-1003921?
GSD-2022-1003921 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
x86/delay: Fix the wrong asm constraint in delay_loop()
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 v4.19.247 by commit 12ffed97ae3303c3c4bc772c9329a9977a9941d6, it was introduced in version v2.6.27 by commit e01b70ef3eb3080fecc35e15f68cd274c0a48163. For more details please see the references link.
Which versions are affected by GSD-2022-1003921?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003921?
No fix has been published for GSD-2022-1003921 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003921 being exploited?
There is no known exploitation of GSD-2022-1003921 in the wild and no public exploit code.