Red Hat Security Advisory: OpenShift Container Platform 4.18.39 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 4.18.39. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:12069 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/4.18/html/release_notes/
AI Analysis
Technical Summary
This advisory announces the release of Red Hat OpenShift Container Platform 4.18.39, which contains bug fixes and security updates for the platform. It addresses several vulnerabilities identified by CVE identifiers including CVE-2025-61731 and others. The update includes new container images and RPM packages that fix these issues. The advisory does not provide detailed CVSS scores but rates the security impact as Important. The update is intended for on-premise or private cloud deployments of OpenShift Container Platform 4.18. Users are directed to official Red Hat documentation for upgrade instructions and to verify image digests for various architectures.
Potential Impact
The update addresses multiple security vulnerabilities affecting Red Hat OpenShift Container Platform 4.18, which could impact the security and stability of Kubernetes application platform deployments. The advisory rates the security impact as Important (high severity). No known exploits in the wild have been reported at the time of this advisory. The vulnerabilities relate to issues tracked under several CWEs including improper access control and concurrency problems.
Mitigation Recommendations
Red Hat has released updated container images and RPM packages for OpenShift Container Platform 4.18.39 that fix the identified vulnerabilities. Users should upgrade their OpenShift clusters to this version following the official Red Hat upgrade documentation. The vendor manages remediation for this on-premise/private cloud platform via these updates. No indication is given that no action is required; therefore, applying the update is recommended to mitigate the vulnerabilities.
Red Hat Security Advisory: OpenShift Container Platform 4.18.39 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 4.18.39. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:12069 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/4.18/html/release_notes/
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory announces the release of Red Hat OpenShift Container Platform 4.18.39, which contains bug fixes and security updates for the platform. It addresses several vulnerabilities identified by CVE identifiers including CVE-2025-61731 and others. The update includes new container images and RPM packages that fix these issues. The advisory does not provide detailed CVSS scores but rates the security impact as Important. The update is intended for on-premise or private cloud deployments of OpenShift Container Platform 4.18. Users are directed to official Red Hat documentation for upgrade instructions and to verify image digests for various architectures.
Potential Impact
The update addresses multiple security vulnerabilities affecting Red Hat OpenShift Container Platform 4.18, which could impact the security and stability of Kubernetes application platform deployments. The advisory rates the security impact as Important (high severity). No known exploits in the wild have been reported at the time of this advisory. The vulnerabilities relate to issues tracked under several CWEs including improper access control and concurrency problems.
Mitigation Recommendations
Red Hat has released updated container images and RPM packages for OpenShift Container Platform 4.18.39 that fix the identified vulnerabilities. Users should upgrade their OpenShift clusters to this version following the official Red Hat upgrade documentation. The vendor manages remediation for this on-premise/private cloud platform via these updates. No indication is given that no action is required; therefore, applying the update is recommended to mitigate the vulnerabilities.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:12118
- Cve Count
- 4
- Additional Cves
- ["CVE-2026-29063","CVE-2026-33186","CVE-2026-35469"]
- Cvss Version
- null
Threat ID: 6a160955e29bf47b5061aca4
Added to database: 05/26/2026, 20:57:57 UTC
Last enriched: 07/30/2026, 07:41:28 UTC
Last updated: 07/31/2026, 21:28:44 UTC
Views: 62
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