RHSA-2026:47729: OpenShift Container Platform 4.17.56 security and extras update
OpenShift Container Platform 4.17.56 security and extras update
Other sources
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 RPM packages for Red Hat OpenShift Container Platform 4.17.56. See the following advisory for the container images for this release:https://access.redhat.com/errata/RHSA-2026:47728 Security Fix(es): Kubelet: CRI-O: kube-apiserver: Kubelet, CRI-O, kube-apiserver: Denial of Service via SPDY streaming code (CVE-2026-35469) 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 4.17 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/4.17/html-single/updatingclusters/index#updating-cluster-cli.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
OpenShift Container Platformto a version that resolves this vulnerability.Fixed in 4.17.56 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch RHSA-2026:47728
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:47729?
The severity of RHSA-2026:47729 is rated as high, with a score of 7.
What software is affected by RHSA-2026:47729?
RHSA-2026:47729 affects the Red Hat OpenShift Container Platform.
How do I fix RHSA-2026:47729?
To fix RHSA-2026:47729, users should apply the security and extras update provided in the advisory.
When was RHSA-2026:47729 published?
RHSA-2026:47729 was published on August 6, 2026.
What does RHSA-2026:47729 address?
RHSA-2026:47729 addresses security vulnerabilities and includes extras updates for Red Hat OpenShift Container Platform.