ESB-2026.5103

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.5103 OpenShift Container Platform 4.15.64 bug fix and security update 14 May 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: OpenShift Container Platform 4.15.64 Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2025-61726 CVE-2025-61728 CVE-2025-69873 CVE-2025-61731 CVE-2025-65637 CVE-2026-40175 CVE-2025-13465 CVE-2025-61732 CVE-2026-25679 Original Bulletin: https://access.redhat.com/errata/RHSA-2026:14774 Comment: CVSS (Max): 9.0 CVE-2026-40175 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H EPSS (Max): 0.0% (13th) CVE-2026-25679 2026-05-13 - --------------------------BEGIN INCLUDED TEXT-------------------- RHSA-2026:14774 - Security Advisory Issued: 2026-05-13 Updated: 2026-05-13 Synopsis OpenShift Container platform 4.15.64 bug fix and security update Type/Severity Security Advisory: Important Topic Red Hat OpenShift Container Platform release 4.15.64 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.15. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 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 4.15.64. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:14772 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/4.15/html /release_notes/ Solution For OpenShift Container Platform 4.15 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html /release_notes/ You may download the oc tool and use it to inspect release image metadata for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests may be found at https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags. The sha values for the release are as follows: (For x86_64 architecture) The image digest is sha256:20b5c12f3ca21aecb8a8b0208cc0c1e91b979f31e2dff4d7706eacc87afb9136 (For s390x architecture) The image digest is sha256:8c7f987d305edccc45f5e8646b436b17e1ed663cf44f146eb31b16ecd721309b (For ppc64le architecture) The image digest is sha256:0479a675177654d15cd698e7b27b18a4638e435fd2476e198602e4865bd68e8b (For aarch64 architecture) The image digest is sha256:1079c0d0e47ebb0e9a9c95842c52caa8bf33105c579b090dd307639abd0c9d79 All OpenShift Container Platform 4.15 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/openshift_container_platform/4.15/html-single/ updating_clusters/index#updating-cluster-cli. Fixes o BZ - 2418900 o BZ - 2431740 o BZ - 2434431 o BZ - 2434432 o BZ - 2434433 o BZ - 2437016 o BZ - 2439070 o BZ - 2445356 o BZ - 2457432 o OCPBUGS-26002 - "[sig-installer][Suite:openshift/openstack] MachineSet have role worker" fails on OCP with infra nodes o OCPBUGS-28615 - [sig-installer][Suite:openshift/openstack] ControlPlane MachineSet ProviderSpec template is correctly applied to Machines fails when 2 FDs are the same o OCPBUGS-39136 - monitor test pod-network-avalibility setup fails frequently on openstack o OCPBUGS-77197 - [openshift-4.15] ose-libvirt-machine-controllers can't be build hermetically o OCPBUGS-77993 - [openshift-4.15] openshift-enterprise-console-operator can't be built hermetically o OCPBUGS-78021 - [openshift-4.15] ose-vsphere-cluster-api-controllers can't be built hermetically o OCPBUGS-78030 - modify gitignore to not ignore files in vendor/ o OCPBUGS-78100 - [openshift-4.15] baremetal-machine-controller can't be built hermetically o OCPBUGS-78171 - [openshift-4.15] ose-machine-api-provider-openstack can't be built hermetically o OCPBUGS-78177 - [openshift-4.15] ose-azure-cluster-api-controllers can't be built hermetically o OCPBUGS-78228 - [openshift-4.15] ose-aws-cluster-api-controllers can't be built hermetically o OCPBUGS-78281 - [openshift-4.15] ose-gcp-cluster-api-controllers can't be built hermetically o OCPBUGS-78382 - [openshift-4.15] ptp-operator can't be built hermetically o OCPBUGS-79036 - [Azure UPI] dropping support for field used in image gallery versions CVEs o CVE-2025-13465 o CVE-2025-61726 o CVE-2025-61728 o CVE-2025-61731 o CVE-2025-61732 o CVE-2025-65637 o CVE-2025-69873 o CVE-2026-25679 o CVE-2026-40175 References o https://access.redhat.com/security/updates/classification/ - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. 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