GSD-2022-1000204 PCI: pciehp: Fix infinite loop in IRQ handler upon power fault
An infinite loop in the PCI hotplug IRQ handler upon power fault can cause a denial of service in the Linux kernel.
- 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-2022-1000204?
GSD-2022-1000204 is a denial of service vulnerability in Kernel, published on 18 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
PCI: pciehp: Fix infinite loop in IRQ handler upon power fault
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 v5.10.97 by commit 3b4c966fb156ff3e70b2526d964952ff7c1574d9, it was introduced in version v5.7 by commit 8edf5332c39340b9583cf9cba659eb7ec71f75b5. For more details please see the references link.
Which versions are affected by GSD-2022-1000204?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000204?
No fix has been published for GSD-2022-1000204 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-2022-1000204 being exploited?
There is no known exploitation of GSD-2022-1000204 in the wild and no public exploit code.