Red Hat Security Advisory: OpenShift Container Platform 4.21.16 bug fix and security update
Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.21.16. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:17472 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.21/html/release_notes/
Red Hat Security Advisory: OpenShift Container Platform 4.21.16 bug fix and security update
Description
Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.21.16. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:17472 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.21/html/release_notes/
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:17474
- Cve Count
- 10
- Additional Cves
- ["CVE-2026-33186","CVE-2026-34043","CVE-2026-34986","CVE-2026-40175","CVE-2026-42033","CVE-2026-42035","CVE-2026-42039","CVE-2026-42041","CVE-2026-42043"]
- Cvss Version
- null
Threat ID: 6a160955e29bf47b5061a75f
Added to database: 5/26/2026, 8:57:57 PM
Last updated: 5/26/2026, 9:01:38 PM
Views: 1
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.