CVE-2022-50768 scsi: smartpqi: Correct device removal for multi-actuator devices
A flaw in the Linux kernel smartpqi driver causes kernel panics during device removal for multi-actuator drives, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-50768?
CVE-2022-50768 is a denial of service vulnerability in Linux, published on 24 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
scsi: smartpqi: Correct device removal for multi-actuator devices
Correct device count for multi-actuator drives which can cause kernel panics.
Which versions are affected by CVE-2022-50768?
How do I fix CVE-2022-50768?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-50768 being exploited?
There is no known exploitation of CVE-2022-50768 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-50768, GHSA-7x4j-mxw3-3v9g, UBUNTU-CVE-2022-50768.