GSD-2022-1000263 powerpc/perf: Fix power_pmu_disable to call clear_pmi_irq_pending only if PMI is pending
A logic error in the Linux kernel's powerpc performance monitoring subsystem could lead to incorrect interrupt state handling, potentially causing system instability.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1000263?
GSD-2022-1000263 is a vulnerability in Kernel, published on 18 Feb 2022.
Official description
powerpc/perf: Fix power_pmu_disable to call clear_pmi_irq_pending only if PMI is pending
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 v5.15.19 by commit 28aaed966e76807a71de79dd40a8eee9042374dd, it was introduced in version v5.15.17 by commit fadcafa3959281ce2d96feedece8c75c3f95f8a5. For more details please see the references link.
Which versions are affected by GSD-2022-1000263?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000263?
No fix has been published for GSD-2022-1000263 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000263 being exploited?
There is no known exploitation of GSD-2022-1000263 in the wild and no public exploit code.