GSD-2022-1005381 KVM: nVMX: Snapshot pre-VM-Enter BNDCFGS for !nested_run_pending case
A potential issue in KVM nVMX handling of BNDCFGS snapshots requires high privileges and nested virtualization, with unproven impact.
- 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-2022-1005381?
GSD-2022-1005381 is a vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
KVM: nVMX: Snapshot pre-VM-Enter BNDCFGS for !nested_run_pending case
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 v5.19.2 by commit 8f8aa303c4946f3ff9eadeb3e8b3fab657859672, it was introduced in version v4.19 by commit 62cf9bd8118c4009f02c477ef78c723f49e53e16. For more details please see the references link.
Which versions are affected by GSD-2022-1005381?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005381?
No fix has been published for GSD-2022-1005381 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1005381 being exploited?
There is no known exploitation of GSD-2022-1005381 in the wild and no public exploit code.