RHSA-2021:3303 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.7.29 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.7.

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.

This advisory contains the container images for Red Hat OpenShift Container Platform 4.7.29. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHBA-2021:3304

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/4.7/release_notes/ocp-4-7-release-notes.html

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:4.7.29-x86_64

The image digest is sha256:b10034bedb4bf08a393462caf4c3fac8f9e4646d3b49d05915850dce0145cf15

(For s390x architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.29-s390x

The image digest is sha256:19794cea3ec0e319223b38926e9a5356f0daa1594238ea620d83f6689777b11f

(For ppc64le architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.29-ppc64le

The image digest is sha256:38484e753414060210bddef0e0d771ac5fe89f50272c9a959547195ac1615c05

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 https://docs.openshift.com/container-platform/4.7/updating/updating-cluster-between-minor.html#understanding-upgrade-channels_updating-cluster-between-minor

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.openshift.com/container-platform/4.7/release_notes/ocp-4-7-release-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.7/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.7 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.7 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.7 for RHEL 8 s390x

Fixes

• BZ - 1921650 - CVE-2021-3121 gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation
• BZ - 1960103 - SR-IOV obliviously reboot the node
• BZ - 1967359 - [ocp_4][4.7][apiserver-auth] OAuth API servers are not ready - PreconditionNotReady
• BZ - 1972430 - Adopt failure can trigger deprovisioning
• BZ - 1976242 - [4.7.z backport] Upgrade from Openshift 4.5 -> 4.6 Results in Orphaned Address sets
• BZ - 1994601 - OLM dependencies not fixing version
• BZ - 1995199 - After unexpected power outage some nodes could not start anything via crio
• BZ - 1995579 - linuxptp-daemon crash on 4.8
• BZ - 1995910 - Backport ovnkube-trace requires iproute to be installed in the pod to 4.7.z
• BZ - 1996698 - Placeholder bug for OCP 4.7.0 metadata release
• BZ - 1996846 - Apiserver liveness probe is marking it as unhealthy during normal shutdown
• BZ - 1997104 - [OVN] EgressIP no longer worked after a cluster upgrade
• BZ - 1998996 - Placeholder bug for OCP 4.7.0 rpm release
• BZ - 1998997 - Placeholder bug for OCP 4.7.0 extras release
• BZ - 1998998 - Placeholder bug for OCP 4.7.0 metadata release

CVEs

• CVE-2021-3121

References

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