Serial number: AV26-440
Date: May 11, 2026
Between May 4 and 10, 2026, Ubuntu published security notices to address vulnerabilities in the Linux kernel affecting the following products:
- Ubuntu 20.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 25.10
The Cyber Centre encourages users and administrators to review the web links provided and apply the necessary updates.