RHSA-2021:0956: Red Hat Security Advisory: OpenShift Container Platform 4.6.23 security update

Red Hat OpenShift Container Platform release 4.6.23 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 Low. 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.ed 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 RPM packages for Red Hat OpenShift Container Platform 4.6.23. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHBA-2021:0952 All OpenShift Container Platform 4.6 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/4.6/updating/updating-cluster -between-minor.html#understanding-upgrade-channels_updating-cluster-between -minor. Security Fix(es):

• golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586)
• golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845) 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. Related CVEs:
• CVE-2020-15586: golang: data race in certain net/http servers including ReverseProxy can lead to DoS
• CVE-2020-16845: golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs
• CVE-2020-28362: golang: math/big: panic during recursive division of very large numbers