GSD-2022-1000384 vt_ioctl: fix array_index_nospec in vt_setactivate
A speculative execution flaw in the Linux kernel's vt_setactivate ioctl allows local attackers to potentially read sensitive memory.
- 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-2022-1000384?
GSD-2022-1000384 is a vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
vt_ioctl: fix array_index_nospec in vt_setactivate
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 v5.10.101 by commit 778302ca09498b448620edd372dc908bebf80bdf. For more details please see the references link.
Which versions are affected by GSD-2022-1000384?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000384?
No fix has been published for GSD-2022-1000384 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000384 being exploited?
There is no known exploitation of GSD-2022-1000384 in the wild and no public exploit code.