GSD-2023-1000652 gpiolib: cdev: fix NULL-pointer dereferences
A NULL-pointer dereference in the Linux kernel gpiolib cdev subsystem allows local attackers to cause a denial of service.
- 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-2023-1000652?
GSD-2023-1000652 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
gpiolib: cdev: fix NULL-pointer dereferences
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 v6.0.16 by commit d66f68ac9e7ba46b6b90fbe25155723f2126088a, it was introduced in version v4.8 by commit d7c51b47ac11e66f547b55640405c1c474642d72. For more details please see the references link.
Which versions are affected by GSD-2023-1000652?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000652?
No fix has been published for GSD-2023-1000652 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000652 being exploited?
There is no known exploitation of GSD-2023-1000652 in the wild and no public exploit code.