Serial number: AV26-618
Date: June 22, 2026
Between June 15 and 21, 2026, Ubuntu published security notices to address vulnerabilities in the Linux kernel affecting the following products:
- Ubuntu 16.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 22.04 LTS
The Cyber Centre encourages users and administrators to review the web link provided and apply the necessary updates.