GSD-2022-1000973 Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests
Isolated Linux guests may leak panic messages via vmbus sysctl, potentially exposing sensitive kernel information to attackers.
- 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-2022-1000973?
GSD-2022-1000973 is a 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
Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests
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 v5.17.4 by commit 6230bc50d6d21cae4c084766623d0a6d17958721. For more details please see the references link.
Which versions are affected by GSD-2022-1000973?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000973?
No fix has been published for GSD-2022-1000973 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000973 being exploited?
There is no known exploitation of GSD-2022-1000973 in the wild and no public exploit code.