GSD-2022-1004152 x86/entry: Add kernel IBRS implementation
The Linux kernel lacked a kernel IBRS implementation, potentially allowing speculative execution side-channel attacks to bypass security mitigations.
- 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-2022-1004152?
GSD-2022-1004152 is a vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
x86/entry: Add kernel IBRS implementation
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 47e51d66d93d70d60e478cc81504deb0f4ff67ad. For more details please see the references link.
Which versions are affected by GSD-2022-1004152?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004152?
No fix has been published for GSD-2022-1004152 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004152 being exploited?
There is no known exploitation of GSD-2022-1004152 in the wild and no public exploit code.