RHSA-2021:0308: Important: OpenShift Container Platform 4.6.16 security and bug fix update

First published: Mon Feb 08 2021(Updated: )

Red Hat OpenShift Container Platform is Red Hat's cloud computing<br>Kubernetes application platform solution designed for on-premise or private<br>cloud deployments.<br>This advisory contains the container images for Red Hat OpenShift Container<br>Platform 4.6.16. See the following advisory for the RPM packages for this<br>release:<br><a href="https://access.redhat.com/errata/RHBA-2021:0309" target="_blank">https://access.redhat.com/errata/RHBA-2021:0309</a> Space precludes documenting all of the container images in this advisory.<br>See the following Release Notes documentation, which will be updated<br>shortly for this release, for details about these changes:<br><a href="https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-release-notes.html" target="_blank">https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-release-notes.html</a> You may download the oc tool and use it to inspect release image metadata<br>as follows:<br>(For x86_64 architecture)<br>$ oc adm release info<br>quay.io/openshift-release-dev/ocp-release:4.6.16-x86_64<br>The image digest is sha256:3e855ad88f46ad1b7f56c312f078ca6adaba623c5d4b360143f9f82d2f349741<br>(For s390x architecture)<br>$ oc adm release info<br>quay.io/openshift-release-dev/ocp-release:4.6.16-s390x<br>The image digest is sha256:2335685cda334ecf9e12c056b148c483fb81412fbfc96c885dc669d775e1f1ee<br>(For ppc64le architecture)<br>$ oc adm release info<br>quay.io/openshift-release-dev/ocp-release:4.6.16-ppc64le<br>The image digest is sha256:953ccacf79467b3e8ebfb8def92013f1574d75e24b3ea9a455aa8931f7f17b88<br>All OpenShift Container Platform 4.6 users are advised to upgrade to these<br>updated packages and images when they are available in the appropriate<br>release channel. To check for available updates, use the OpenShift Console<br>or the CLI oc command. Instructions for upgrading a cluster are available<br>at<br><a href="https://docs.openshift.com/container-platform/4.6/updating/updating-cluster-between-minor.html#understanding-upgrade-channels_updating-cluster-between-minor." target="_blank">https://docs.openshift.com/container-platform/4.6/updating/updating-cluster-between-minor.html#understanding-upgrade-channels_updating-cluster-between-minor.</a> Security Fix(es):<br><li> SSL/TLS: Birthday attack against 64-bit block ciphers (SWEET32) (CVE-2016-2183)</li> <li> openshift/builder: privilege escalation during container image builds via mounted secrets (CVE-2021-3344)</li> <li> openshift/installer: Bootstrap nodes allow anonymous authentication on kubelet port 10250 (CVE-2021-20198)</li> 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.

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