GSD-2022-1008077 can: af_can: fix NULL pointer dereference in can_rx_register()
A NULL pointer dereference in the Linux Kernel CAN subsystem allows local attackers to cause a system crash.
- 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-2022-1008077?
GSD-2022-1008077 is a vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
can: af_can: fix NULL pointer dereference in can_rx_register()
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 v5.10.155 by commit d68fa77ee3d03bad6fe84e89759ddf7005f9e9c6, it was introduced in version v5.10.28 by commit 1a5751d58b14195f763b8c1d9ef33fb8a93e95e7. For more details please see the references link.
Which versions are affected by GSD-2022-1008077?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008077?
No fix has been published for GSD-2022-1008077 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1008077 being exploited?
There is no known exploitation of GSD-2022-1008077 in the wild and no public exploit code.