GSD-2021-1001970 comedi: dt9812: fix DMA buffers on stack
A memory corruption vulnerability in the Linux kernel dt9812 driver allows local attackers to potentially execute code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Local or same network only
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1001970?
GSD-2021-1001970 is a memory corruption vulnerability in Kernel, published on 14 Nov 2021. It can only be exploited from the same machine or local network.
Official description
comedi: dt9812: fix DMA buffers on stack
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 v4.14.255 by commit 8a52bc480992c7c9da3ebfea456af731f50a4b97, it was introduced in version v2.6.29 by commit 63274cd7d38a3322d90b66a5bc976de1fb899051. For more details please see the references link.
Which versions are affected by GSD-2021-1001970?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001970?
No fix has been published for GSD-2021-1001970 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2021-1001970 being exploited?
There is no known exploitation of GSD-2021-1001970 in the wild and no public exploit code.