GSD-2023-1001102 padata: Always leave BHs disabled when running ->parallel()
A race condition in the Linux kernel padata subsystem can lead to system instability or denial of service due to improper bottom-half handling.
- 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-2023-1001102?
GSD-2023-1001102 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
padata: Always leave BHs disabled when running ->parallel()
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 v5.15.86 by commit 17afa98bccec4f52203508b3f49b5f948c6fd6ac, it was introduced in version v5.8 by commit 4611ce22468895acd61fee9ac1da810d60617d9a. For more details please see the references link.
Which versions are affected by GSD-2023-1001102?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001102?
No fix has been published for GSD-2023-1001102 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001102 being exploited?
There is no known exploitation of GSD-2023-1001102 in the wild and no public exploit code.