Critical: OpenShift Container Platform 4.9.55 security update

Topic

Red Hat OpenShift Container Platform release 4.9.55 is now available with updates to packages and images that fix several bugs and add enhancements.

Red Hat Product Security has rated this update as having a security impact of Critical. 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 4.9.55. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2023:0573

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:
Security Fix(es):

• crewjam/saml: Authentication bypass when processing SAML responses containing multiple Assertion elements (CVE-2022-41912)
• goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be (CVE-2021-4238)
• openshift: etcd grpc-proxy vulnerable to The Birthday attack against 64-bit block cipher (CVE-2023-0296)

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 4.9 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/4.9/updating/updating-cluster-cli.html

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/4.9/release_notes/ocp-4-9-release-notes.html

You can download the oc tool and use it to inspect release image metadata
for x86_64, s390x, and ppc64le architectures.

The image digests can 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:cdf6e83f94d6a9beec65a429ebea6a8f5f80c19df49feb1a78b17981132b922b

(For s390x architecture)
The image digest is sha256:4784b43052f3041059e2cc586f2c3c80591ff92338817a83d3039288e1258eef

(For ppc64le architecture)
The image digest is sha256:5f1124780604fb8de06732bd407c24ac5d6d47df52ec74531d803bd187363bcf

(For aarch64 architecture)
The image digest is sha256: 2595defd3ac3d1b41acbf3284d9bf3eb73ac1f58aecffa77e82766e90ee511dc

All OpenShift Container Platform 4.9 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/4.9/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.9 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.9 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.9 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.9 aarch64

Fixes

• BZ - 2105912 - OLM create-namespace.spec.ts e2e test fails always
• BZ - 2149181 - CVE-2022-41912 crewjam/saml: Authentication bypass when processing SAML responses containing multiple Assertion elements
• BZ - 2156729 - CVE-2021-4238 goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be
• BZ - 2161287 - CVE-2023-0296 openshift: etcd grpc-proxy vulnerable to The Birthday attack against 64-bit block cipher
• OCPBUGS-5144 - 4.9 node-exporter daemonset does not filter nodeReadyCount with kubernetes.io/os=linux nodeSelector
• OCPBUGS-6086 - Cannot extract names from response with content-type: [] (accept no content-type on 204 Swift repsonses)
• OCPBUGS-6495 - Align javax-mail-api with Jenkins Server 2.361.1 [openshift-4.9]
• OCPBUGS-6711 - Fix sshd embedded version [release-4.9]

CVEs

• CVE-2021-4238
• CVE-2022-41912
• CVE-2023-0296

References

• https://access.redhat.com/security/updates/classification/#critical