GSD-2022-1007814 KVM: Initialize gfn_to_pfn_cache locks in dedicated helper
Improper lock initialization in KVM gfn_to_pfn_cache may lead to race conditions, potentially causing denial of service or privilege escalation.
- 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-2022-1007814?
GSD-2022-1007814 is a vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
KVM: Initialize gfn_to_pfn_cache locks in dedicated helper
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 v6.0.8 by commit 61242001d6c9c253df7645dab090842d8da08764, it was introduced in version v5.17 by commit 982ed0de4753ed6e71dbd40f82a5a066baf133ed. For more details please see the references link.
Which versions are affected by GSD-2022-1007814?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007814?
No fix has been published for GSD-2022-1007814 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007814 being exploited?
There is no known exploitation of GSD-2022-1007814 in the wild and no public exploit code.