GSD-2022-1001439 KVM: SVM: fix panic on out-of-bounds guest IRQ
A local attacker can trigger a kernel panic via out-of-bounds guest IRQ handling in KVM SVM, causing system denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001439?
GSD-2022-1001439 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
KVM: SVM: fix panic on out-of-bounds guest IRQ
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 v5.16.19 by commit e4d153d53d9648513481eb4ef8c212e7f1f8173d. For more details please see the references link.
Which versions are affected by GSD-2022-1001439?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001439?
No fix has been published for GSD-2022-1001439 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-2022-1001439 being exploited?
There is no known exploitation of GSD-2022-1001439 in the wild and no public exploit code.