GSD-2022-1001493 vsock/virtio: initialize vdev->priv before using VQs
A null pointer dereference in the Linux kernel vsock/virtio driver can cause a system crash, requiring a local attacker to trigger the vulnerability.
- 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-2022-1001493?
GSD-2022-1001493 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
vsock/virtio: initialize vdev->priv before using VQs
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 v5.16.19 by commit 27cb7d136224a81904ead19d9da2c82357bcc9a9, it was introduced in version v5.3 by commit 9c7a5582f5d720dc35cfcc42ccaded69f0642e4a. For more details please see the references link.
Which versions are affected by GSD-2022-1001493?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001493?
No fix has been published for GSD-2022-1001493 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001493 being exploited?
There is no known exploitation of GSD-2022-1001493 in the wild and no public exploit code.