GSD-2022-1006236 video: fbdev: arkfb: Check the size of screen before memset_io()
Missing screen size check in arkfb driver can lead to memory corruption and denial of service in the Linux kernel.
- 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-2022-1006236?
GSD-2022-1006236 is a memory corruption vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
video: fbdev: arkfb: Check the size of screen before memset_io()
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 v4.14.291 by commit 4a20c5510aa2c031a096a58deb356e91609781c9, it was introduced in version v2.6.22 by commit 681e14730c73cc2c71af282c001de6bc71c22f00. For more details please see the references link.
Which versions are affected by GSD-2022-1006236?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006236?
No fix has been published for GSD-2022-1006236 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-2022-1006236 being exploited?
There is no known exploitation of GSD-2022-1006236 in the wild and no public exploit code.