GSD-2022-1006234 video: fbdev: s3fb: Check the size of screen before memset_io()
A missing size check in the s3fb framebuffer driver could lead to a denial of service via memory corruption.
- 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-2022-1006234?
GSD-2022-1006234 is a denial of service 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: s3fb: 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 574912261528589012b61f82d368256247c3a5a8, it was introduced in version v2.6.21 by commit a268422de8bf1b4c0cb97987b6c329c9f6a3da4b. For more details please see the references link.
Which versions are affected by GSD-2022-1006234?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006234?
No fix has been published for GSD-2022-1006234 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1006234 being exploited?
There is no known exploitation of GSD-2022-1006234 in the wild and no public exploit code.