RHSA-2023:0565 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.11.26 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 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 container images for Red Hat OpenShift Container Platform 4.11.26. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHBA-2023:0564

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/4.11/release_notes/ocp-4-11-release-notes.html

Security Fix(es):

• goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be (CVE-2021-4238)

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.

Bug Fix(es):

• Topology & Add page breaks on 'default' Project -- No Items In Project (BZ#2084287)
• kube-controller-manager needs to stop watching all events (BZ#2117679)

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 4.11 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/4.11/updating/updating-cluster-cli.html

Solution

For OpenShift Container Platform 4.11 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/4.11/release_notes/ocp-4-11-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 sha256:1c3913a65b0a10b4a0650f54e545fe928360a94767acea64c0bd10faa52c945a

(For s390x architecture)
The image digest is sha256:557d3de48b63debd1b3e527628e80c088d2e9e97f7cb58546bacea75404103c2

(For ppc64le architecture)
The image digest is sha256:3d2fd2d62dfa5a34d50034d896d23e968b7e7dc8c3754be9c176cb682166a90b

(For aarch64 architecture)
The image digest is sha256:2c3cf3d59faf88f9ba60388aee76184aa7cb371b9e5934be988fb73f81f5e030

All OpenShift Container Platform 4.11 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/4.11/updating/updating-cluster-cli.html.

Affected Products

• Red Hat OpenShift Container Platform 4.11 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.11 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.11 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.11 aarch64

Fixes

• BZ - 2084287 - Topology & Add page breaks on 'default' Project -- No Items In Project
• BZ - 2117679 - kube-controller-manager needs to stop watching all events
• BZ - 2156729 - CVE-2021-4238 goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be
• OCPBUGS-1991 - kube-controller-manager resource quota controller needs to stop watching all events
• OCPBUGS-2938 - Duplicate prometheus rules for API SLOs after upgrade
• OCPBUGS-3380 - [release-4.11] CephCluster and StorageCluster resources use the same paths
• OCPBUGS-4607 - Implement LIST call chunking in openshift-sdn
• OCPBUGS-5349 - [release-4.11] Clusteroperator Available condition is updated every 2 mins when operator is disabled
• OCPBUGS-5766 - [4.11] unit test data race with egress ip tests
• OCPBUGS-5778 - OCP on OSP - Image registry is deployed with cinder instead of swift storage backend
• OCPBUGS-5876 - wal: max entry size limit exceeded
• OCPBUGS-5882 - Upgradeability check is throttled too much and with unnecessary non-determinism
• OCPBUGS-5928 - [4.11] nodeport not reachable port connection timeout
• OCPBUGS-6025 - [release-4.11] gather default ingress controller definition
• OCPBUGS-6046 - Sync stable branch for CPO release-1.24 into release-4.11
• OCPBUGS-6487 - MetalLB tries to process a service with loadbalancer class set
• OCPBUGS-6622 - The MCO can generate a rendered config with old KubeletConfig contents, blocking upgrades
• OCPBUGS-6689 - OLM details page crashes on incomplete ClusterServiceVersion resource
• OCPBUGS-763 - oc-mirror does not mirror arm64 OCP release payload

CVEs

• CVE-2021-4238

References

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