GSD-2023-1001281 powerpc/rtas: avoid scheduling in rtas_os_term()
A scheduling issue in the powerpc RTAS OS termination function can cause a kernel crash, requiring local high-privilege access to exploit.
- 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-2023-1001281?
GSD-2023-1001281 is a denial of service 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
powerpc/rtas: avoid scheduling in rtas_os_term()
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 v5.10.163 by commit 6f7e2fcab73372a371ab4017cbedf7a71f4f9b40. For more details please see the references link.
Which versions are affected by GSD-2023-1001281?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001281?
No fix has been published for GSD-2023-1001281 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-2023-1001281 being exploited?
There is no known exploitation of GSD-2023-1001281 in the wild and no public exploit code.