GSD-2022-1000443 s390/cio: verify the driver availability for path_event call
A missing driver availability check in the s390 channel I/O subsystem can lead to a null pointer dereference and system crash.
- 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-2022-1000443?
GSD-2022-1000443 is a vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
s390/cio: verify the driver availability for path_event call
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 v5.15.24 by commit fe990b7bf6ac93f1d850d076b8f0e758268aa4ab, it was introduced in version v5.11 by commit 32ef938815c1fb42d65212aac860ab153a64de1a. For more details please see the references link.
Which versions are affected by GSD-2022-1000443?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000443?
No fix has been published for GSD-2022-1000443 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000443 being exploited?
There is no known exploitation of GSD-2022-1000443 in the wild and no public exploit code.