GSD-2022-1005370 RISC-V: kexec: Fixup use of smp_processor_id() in preemptible context
A kernel bug in RISC-V kexec handling could cause a crash when executed in preemptible context, requiring local privileged access.
- 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-2022-1005370?
GSD-2022-1005370 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
RISC-V: kexec: Fixup use of smp_processor_id() in preemptible context
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 v5.19.2 by commit 09dff3955d75a974d3aea833aca9f7b720d68f94, it was introduced in version v5.17 by commit 0e105f1d0037d677dff3c697d22f9551e6c39af8. For more details please see the references link.
Which versions are affected by GSD-2022-1005370?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005370?
No fix has been published for GSD-2022-1005370 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1005370 being exploited?
There is no known exploitation of GSD-2022-1005370 in the wild and no public exploit code.