RHSA-2025:8303: Important: OpenShift Container Platform 4.12.77 bug fix and security update
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 4.12.77. See the following advisory for the RPM packages for this release:https://access.redhat.com/errata/RHBA-2025:8304 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/openshiftcontainerplatform/4.12/html/releasenotes Security Fix(es): libxslt: Use-After-Free in libxslt (xsltGetInheritedNsList) (CVE-2024-55549) libxslt: Use-After-Free in libxslt numbers.c (CVE-2025-24855) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.All OpenShift Container Platform 4.12 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshiftcontainerplatform/4.12/html-single/updatingclusters/index#updating-cluster-within-minor.
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Important: OpenShift Container Platform 4.12.77 bug fix and security update
— Red Hat
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2025:8303?
The severity of RHSA-2025:8303 is classified as important.
How do I fix RHSA-2025:8303?
To fix RHSA-2025:8303, you should update your Red Hat OpenShift Container Platform to the latest version available from Red Hat.
Which versions of Red Hat OpenShift Container Platform are affected by RHSA-2025:8303?
RHSA-2025:8303 affects Red Hat OpenShift Container Platform versions 4.12 and earlier.
Is there a workaround for RHSA-2025:8303?
Currently, there are no known workarounds for addressing the vulnerabilities in RHSA-2025:8303.
What components are included in the RHSA-2025:8303 advisory?
RHSA-2025:8303 advisory includes container images for Red Hat OpenShift Container Platform 4.12.77.