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Red Hat Security Advisory

Synopsis:          Critical: OpenShift Container Platform 4.9.55 security update
Advisory ID:       RHSA-2023:0574-02
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:0574
Issue date:        2023-02-13
CVE Names:         CVE-2021-4238 CVE-2022-41912 CVE-2023-0296
====================================================================
1. Summary:

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.

2. 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

3. 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

4. Bugs fixed (https://bugzilla.redhat.com/):

2105912 - OLM create-namespace.spec.ts e2e test fails always
2149181 - CVE-2022-41912 crewjam/saml: Authentication bypass when processing SAML responses containing multiple Assertion elements
2156729 - CVE-2021-4238 goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be
2161287 - CVE-2023-0296 openshift: etcd grpc-proxy vulnerable to The Birthday attack against 64-bit block cipher

5. JIRA issues fixed (https://issues.jboss.org/):

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]

6. References:

https://access.redhat.com/security/cve/CVE-2021-4238
https://access.redhat.com/security/cve/CVE-2022-41912
https://access.redhat.com/security/cve/CVE-2023-0296
https://access.redhat.com/security/updates/classification/#critical

7. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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