Important: Red Hat OpenShift Enterprise security update

Related Vulnerabilities: CVE-2023-28321   CVE-2023-38546   CVE-2023-39325  

Synopsis

Important: Red Hat OpenShift Enterprise security update

Type/Severity

Security Advisory: Important

Topic

An update is now available for Red Hat OpenShift Container Platform 4.12.

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 RPM packages for Red Hat OpenShift Container Platform 4.12.43. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2023:6842

Security Fix(es):

  • golang: net/http, x/net/http2: rapid stream resets can cause excessive work (Rapid Reset Attack) (CVE-2023-39325)

A Red Hat Security Bulletin which addresses further details about the Rapid Reset flaw is available in the References section.

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.

Solution

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.openshift.com/container-platform/4.12/release_notes/ocp-4-12-release-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.12/updating/updating-cluster-cli.html

Affected Products

  • Red Hat OpenShift Container Platform 4.12 for RHEL 9 x86_64
  • Red Hat OpenShift Container Platform 4.12 for RHEL 8 x86_64
  • Red Hat OpenShift Container Platform for Power 4.12 for RHEL 9 ppc64le
  • Red Hat OpenShift Container Platform for Power 4.12 for RHEL 8 ppc64le
  • Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.12 for RHEL 9 s390x
  • Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.12 for RHEL 8 s390x
  • Red Hat OpenShift Container Platform for ARM 64 4.12 for RHEL 9 aarch64
  • Red Hat OpenShift Container Platform for ARM 64 4.12 for RHEL 8 aarch64

Fixes

  • BZ - 2243296 - CVE-2023-39325 golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)