(RHSA-2021:3758) Moderate: OpenShift Container Platform 4.9.0 packages and security 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 RPM packages for Red Hat OpenShift Container Platform 4.9.0. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2021:3759

Security Fix(es):

• jetty: requests to the ConcatServlet and WelcomeFilter are able to access protected resources within the WEB-INF directory (CVE-2021-28169)

• golang: archive/zip: malformed archive may cause panic or memory exhaustion (CVE-2021-33196)

• openvswitch: use-after-free in decode_NXAST_RAW_ENCAP during the decoding of a RAW_ENCAP action (CVE-2021-36980)

• jetty: SessionListener can prevent a session from being invalidated breaking logout (CVE-2021-34428)

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.

All OpenShift Container Platform 4.9 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/4.9/updating/updating-cluster-between-minor.html#understanding-upgrade-channels_updating-cluster-between-minor