GSD-2022-1004979 powerpc/rtas: Fix RTAS MSR[HV] handling for Cell
A flaw in Linux kernel RTAS handling for Cell processors allows local attackers to potentially escalate privileges.
- 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-2022-1004979?
GSD-2022-1004979 is a vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
powerpc/rtas: Fix RTAS MSR[HV] handling for Cell
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 v5.19.8 by commit 8b08d4f97233d8e58fff2fd9d5f86397a49733c5, it was introduced in version v5.19 by commit b6b1c3ce06ca438eb24e0f45bf0e63ecad0369f5. For more details please see the references link.
Which versions are affected by GSD-2022-1004979?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004979?
No fix has been published for GSD-2022-1004979 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004979 being exploited?
There is no known exploitation of GSD-2022-1004979 in the wild and no public exploit code.