(RHSA-2020:5633) Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update

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 4.7.0. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHSA-2020:5634

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

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:4.7.0-x86_64

The image digest is sha256:d74b1cfa81f8c9cc23336aee72d8ae9c9905e62c4874b071317a078c316f8a70

(For s390x architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.0-s390x

The image digest is sha256:a68ca03d87496ddfea0ac26b82af77231583a58a7836b95de85efe5e390ad45d

(For ppc64le architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.7.0-ppc64le

The image digest is sha256:bc7b04e038c8ff3a33b827f4ee19aa79b26e14c359a7dcc1ced9f3b58e5f1ac6

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.

Security Fix(es):

• crewjam/saml: authentication bypass in saml authentication (CVE-2020-27846)

• golang: crypto/ssh: crafted authentication request can lead to nil pointer dereference (CVE-2020-29652)

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

• nodejs-y18n: prototype pollution vulnerability (CVE-2020-7774)

• kubernetes: Secret leaks in kube-controller-manager when using vSphere Provider (CVE-2020-8563)

• containernetworking/plugins: IPv6 router advertisements allow for MitM attacks on IPv4 clusters (CVE-2020-10749)

• heketi: gluster-block volume password details available in logs (CVE-2020-10763)

• golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash (CVE-2020-14040)

• jwt-go: access restriction bypass vulnerability (CVE-2020-26160)

• golang-github-gorilla-websocket: integer overflow leads to denial of service (CVE-2020-27813)

• golang: math/big: panic during recursive division of very large numbers (CVE-2020-28362)

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.