RHSA-2026:71444: High severity Red Hat Red Hat OpenShift Container Platform for IBM Z and LinuxONE vulnerability

Published Sep 29, 2026
·
Updated

Important: OpenShift Container Platform 4.21.35 bug fix and security update

Affected Software

4 affected components
Red Hat Red Hat OpenShift Container Platform for IBM Z and LinuxONE
Red Hat Red Hat OpenShift Container Platform for ARM 64
Red Hat Red Hat OpenShift Container Platform
Red Hat Red Hat OpenShift Container Platform for Power

Event History

Sep 29, 2026
Advisory Published
via Red Hat·10:55 AM
Data Sourced
via Red Hat·10:55 AM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

Which OpenShift platform variants are covered by this update?

The update covers Red Hat OpenShift Container Platform, including deployments for IBM Z and LinuxONE, ARM 64, and Power.

2

What release does this advisory update?

It is a bug fix and security update for OpenShift Container Platform 4.21.35.

3

When was the advisory published?

The advisory was published and last modified on 2026-09-29.

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