GSD-2022-1003687 tracing: Fix sleeping function called from invalid context on RT kernel
A bug in the Linux kernel tracing subsystem on RT kernels can cause a denial of service by triggering an invalid context sleep.
- 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-2022-1003687?
GSD-2022-1003687 is a denial of service 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
tracing: Fix sleeping function called from invalid context on RT kernel
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 v5.4.198 by commit 48c6ee7d6c614f09b2c8553a95eefef6ecf196e0. For more details please see the references link.
Which versions are affected by GSD-2022-1003687?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003687?
No fix has been published for GSD-2022-1003687 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1003687 being exploited?
There is no known exploitation of GSD-2022-1003687 in the wild and no public exploit code.