OpenShift Container Platform 4.21.16 bug fix and security update — RHSA-2026:17474
Red Hat · Red Hat · RHSA-2026:17474
ID
RHSA-2026:17474
RHSA-2026:17474
Date
Activity
Source
Red Hat
Red Hat
Vendor
Red Hat
Red Hat
Threat
high
high
Summary
RHSA-2026:17474 is a security advisory from Red Hat. OpenShift Container Platform 4.21.16 bug fix and security update Vendor: Red Hat. Reported severity or threat: high.
Risk context
- Reported severity or threat level: high.
- Review exposure for the affected product or family: Red Hat OpenShift Container Platform.
Product
Red Hat OpenShift Container Platform
What to do
General, cautious steps (verify details in the official source):
- Prioritize patching or mitigation immediately (treat as actively risky).
- Identify affected product versions in your inventory and verify whether you are impacted.
- Apply vendor patches/updates or recommended mitigations as soon as available.
- Read the official advisory for exact affected versions and remediation steps.
Official advisory
Evidence and provenance
- Canonical advisory ID
- RHSA-2026:17474
- Source
- Red Hat
- Vendor
- Red Hat
- Published by source
- 2026-05-19
- Last source activity
- 2026-05-19
- Curated by
- hlukh.ch