RHSA-2023:0895 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.11.29 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 Moderate. 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.

Security Fix(es):

• golang: out-of-bounds read in golang.org/x/text/language leads to DoS (CVE-2021-38561)

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

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 can download the oc tool and use it to inspect release image metadata for x86_64, s390x, ppc64le, and aarch64 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 sha256:1105aa27f627a99a2b3a8b6257a12697b2033a44f1fa2af41491a8e66cd279ac

(For s390x architecture)
The image digest is sha256:65ad21140d0ab515f17eefe4fe12a05cfa5dc7422c09569fd141905f0ca8052e

(For ppc64le architecture)
The image digest is sha256:3fa53f4050d344ece7154e3aa40d2c01ec6b054aead77ace1d2f33651d0ef35d

(For aarch64 architecture)
The image digest is sha256:8f1cac0afb3469f853e8f630c59a476ca77fa1144be761ba24d59ed261a6c425

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 - 2100495 - CVE-2021-38561 golang: out-of-bounds read in golang.org/x/text/language leads to DoS
• OCPBUGS-6002 - Add more logs to "oc extract" in mco-first boot service
• OCPBUGS-6783 - [release-4.11] gather Machine objects
• OCPBUGS-6879 - Branch name should sanitised to match actual github branch name in repository plr list
• OCPBUGS-7043 - "Delete dependent objects of this resource" might cause confusions
• OCPBUGS-7069 - PipelineRun task status overlaps status text
• OCPBUGS-7127 - Editing Pipeline in the ocp console to get information error
• OCPBUGS-7510 - [release-4.11] fail early on missing node status envs
• OCPBUGS-7539 - Endless rerender loop and a stuck browser on the add and topology page when SBO is installed
• OCPBUGS-7590 - thanos-ruler-user-workload-1 pod is getting repeatedly re-created after upgrade do 4.10.41
• OCPBUGS-7720 - set default timeouts in etcdcli

CVEs

• CVE-2021-38561
• CVE-2022-23521
• CVE-2022-41903

References

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