GSD-2022-1004144 x86/kvm: fix FASTOP_SIZE when return thunks are enabled
A kernel bug in x86 KVM when return thunks are enabled may cause instability or undefined behavior, requiring a patch.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1004144?
GSD-2022-1004144 is a vulnerability in Kernel, published on 31 Jul 2022.
Official description
x86/kvm: fix FASTOP_SIZE when return thunks are enabled
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 v5.18.14 by commit d417d9d84a0406afa422a957d2b47f1e054f9912, it was introduced in version v5.18.14 by commit a05146b2ac6ab1deff475a06441b825d176b320e. For more details please see the references link.
Which versions are affected by GSD-2022-1004144?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004144?
No fix has been published for GSD-2022-1004144 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004144 being exploited?
There is no known exploitation of GSD-2022-1004144 in the wild and no public exploit code.