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Red Hat OpenShift 4.7.23 RHSA-2021:2977-01 Moderate: CVE-2021-3121

red hat
Calendar Grey August 11, 2021
Dist Redhat Esm H88
Discover the latest Red Hat OpenShift Container Platform 4.7.23 security patch that resolves various issues categorized as having a moderate impact.
Red Hat OpenShift Container Platform release 4.7.23 is now available with updates to packages and images that fix several bugs and add enhancements

Solution

For OpenShift Container Platform 4.7 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.redhat.com/en/documentation/openshift_container_platform/4.7/html/release_notes/ocp-4-7-release-notes

Details on how to access this content are available at - -cli.html

Summary

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):
* gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation (CVE-2021-3121)
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.
You may download the oc tool and use it to inspect release image metadata as follows:
(For x86_64 architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.23-x86_64
The image digest is sha256:fb00f5e16a2092c3f15113ad8de0d2e841abdb43c9c39794522fc79784a3efb0
(For s390x architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.23-s390x
The image digest is sha256:5e633adb1d47cd2c0a000caa02d937074cab4e3b601b99d71368604c3109c632
(For ppc64le architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.23-ppc64le
The image digest is sha256:7adfc7d4513763ac62700f3d5eb7fd9050b925de8e9ccc5b2bb6dee593522c5a
All OpenShift Container Platform 4.7 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 Console or the CLI oc command. Instructions for upgrading a cluster are available at - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - -minor

Topics%20covered

Topics Covered

security advisory security update Red Hat moderate impact container fixes OpenShift Container Platform CVE-2021-3121

References

https://access.redhat.com/security/cve/CVE-2021-3121 https://access.redhat.com/security/updates/classification/#moderate

Package List


Advisory ID: RHSA-2021:2977-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2977
Issue date: 2021-08-11

Topic

Red Hat OpenShift Container Platform release 4.7.23 is now available withupdates to packages and images that fix several bugs and add enhancements.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat moderate impact container fixes OpenShift Container Platform CVE-2021-3121

Relevant Releases Architectures

Bugs Fixed

1921650 - CVE-2021-3121 gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation

1933726 - Workers fail to PXE boot when IPv6 provisionining network has subnet other than /64

1962036 - sdn-controller is missing some health checks

1970166 - MCO: maxUnavailable of ds/machine-config-daemon does not get updated due to missing resourcemerge check

1975469 - Unable to edit the default Health check probe values

1977432 - CNI DEL not called on node reboot - OCP 4 CRI-O.

1982929 - build cleanup test failing on release-openshift-origin-installer-old-rhcos-e2e-aws-4.7

1985516 - allow-from-router feature doesn't work on v6 only single stack cluster

1985545 - driver-toolkit gcc install unable to download extract-vmlinux script in ART builds

1985546 - Kernel version in /etc/driver-toolkit-release.json not including architecture

1986591 - node exporter calls /proc/cpuinfo multiple times causing the node to freeze

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