Red Hat security advisory (AV26-621)
Serial number: AV26-621 Date: June 22, 2026 Between June 15 and 21, 2026, Red Hat published security advisories to address vulnerabilities in multiple products. Included were updates to address vulnerabilities in the Linux kernel for the following products: Red Hat CodeReady Linux Builder - multiple versions and platforms Red Hat Enterprise Linux - multiple versions and platforms Red Hat Enterprise Linux Server - multiple versions and platforms Red Hat Enterprise Linux for Real Time - multiple versions and platforms The Cyber Centre encourages users and administrators to review the provided web link and apply the necessary updates. Red Hat Security Advisories
CSIRTS triage
- What
- Security advisories were published to address vulnerabilities in multiple Red Hat products.
- Who is affected
- Users and administrators of affected Red Hat products are impacted.
- Urgency
- Remediation is encouraged to maintain security, although exploitation status is not specified.
- Action
- Users should review the advisories 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/red-hat-security-advisory-av26-621
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