GSD-2022-1007646 thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash
A bug in the Intel powerclamp thermal driver can cause a kernel crash, leading to a denial of service.
- 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-2022-1007646?
GSD-2022-1007646 is a denial of service vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash
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 v4.9.331 by commit 3e799e815097febbcb81b472285be824f5d089f9. For more details please see the references link.
Which versions are affected by GSD-2022-1007646?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007646?
No fix has been published for GSD-2022-1007646 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-2022-1007646 being exploited?
There is no known exploitation of GSD-2022-1007646 in the wild and no public exploit code.