GSD-2021-1001412 virtio_console: Assure used length from device is limited
A missing length check in the virtio_console driver could allow a malicious device to cause a denial of service via integer overflow.
- 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-2021-1001412?
GSD-2021-1001412 is a vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
virtio_console: Assure used length from device is limited
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 v4.14.240 by commit 56cf748562d3cbfd33d1ba2eb4a7603a5e20da88. For more details please see the references link.
Which versions are affected by GSD-2021-1001412?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001412?
No fix has been published for GSD-2021-1001412 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001412 being exploited?
There is no known exploitation of GSD-2021-1001412 in the wild and no public exploit code.