Moderate: OpenShift Container Platform 4.12.22 bug fix and security update

Related Vulnerabilities: CVE-2021-4235   CVE-2022-4304   CVE-2022-4450   CVE-2023-0215   CVE-2023-0361  

Synopsis

Moderate: OpenShift Container Platform 4.12.22 bug fix and security update

Type/Severity

Security Advisory: Moderate

Topic

Red Hat OpenShift Container Platform release 4.12.22 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 4.12.

Red Hat Product Security has rated this update as having a security impact of [impact]. 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 4.12.22. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2023:3613

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

Security Fix(es):

  • go-yaml: Denial of Service in go-yaml (CVE-2021-4235)

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.openshift.com/container-platform/4.12/updating/updating-cluster-cli.html

Solution

For OpenShift Container Platform 4.12 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

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:

(For x86_64 architecture)
The image digest is sha256:ba7956f5c2aae61c8ff3ab1ab2ee7e625db9b1c8964a65339764db79c148e4e6

(For s390x architecture)
The image digest is sha256:36d8c9581c255ea3fb48ee8e3b4acb2e4b408f1c3542b16c55c0637403ef29e7

(For ppc64le architecture)
The image digest is sha256:1a3f611d665c1d2b2ddb54d4f54e64c181e59fb57ec97c0578cad42c436a9bbc

(For aarch64 architecture)
The image digest is sha256:36fe7b5c69297210f8bc0303a58c019fdc4ca578d0c3340b1bc847c47e87d333

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.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 - 2156727 - CVE-2021-4235 go-yaml: Denial of Service in go-yaml
  • OCPBUGS-13785 - EgressNetworkPolicy DNS resolution does not fall back to TCP for truncated responses
  • OCPBUGS-14333 - Package openvswitch4.17 conflicts with openvswitch4.15 during the 4.12 to 4.13 upgrade of RHEL worker
  • OCPBUGS-14454 - CRL configmap is limited by 1MB max, not allowing for multiple public CRLS. (4.12)
  • OCPBUGS-14455 - mtls CRL not working when using an intermediate CA (4.12)
  • OCPBUGS-14647 - Errors when running must-gather for 4.12 Rosa/Hypershift cluster
  • OCPBUGS-14671 - It must be possible to append a piece of FRR configuration to what MetalLB renders
  • OCPBUGS-14717 - Maximum Number Of Egress IPs Supported
  • OCPBUGS-14745 - container_network* metrics stop reporting after container restart
  • OCPBUGS-8673 - [whereabouts-cni] [release-4.12] Backport DualStack and the new reconciler to whereabouts plugin 4.12