Ubuntu security advisory (AV26-618)
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. Ubuntu Security Notices
CSIRTS triage
- What
- Security notices were published to address vulnerabilities in the Linux kernel for Ubuntu.
- Who is affected
- Users of the specified Ubuntu versions are affected.
- Urgency
- Remediation is important to ensure system security, although exploitation status is not specified.
- Action
- Users should review the notices and apply the necessary updates.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/ubuntu-security-advisory-av26-618
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