Important: OpenShift Container Platform 3.11 HTTP/2 security update

Synopsis

Important: OpenShift Container Platform 3.11 HTTP/2 security update

Type/Severity

Security Advisory: Important

Topic

An update is now available for Red Hat OpenShift Container Platform 3.11.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

The following RPM packages have been rebuilt with updated version of Go, which includes the security fixes listed further below:

atomic-enterprise-service-catalog
atomic-openshift-cluster-autoscaler
atomic-openshift-descheduler
atomic-openshift-metrics-server
atomic-openshift-node-problem-detector
atomic-openshift-service-idler
atomic-openshift-web-console
cockpit
csi-attacher
csi-driver-registrar
csi-livenessprobe
csi-provisioner
golang-github-openshift-oauth-proxy
golang-github-openshift-prometheus-alert-buffer
golang-github-prometheus-alertmanager
golang-github-prometheus-node_exporter
golang-github-prometheus-prometheus
hawkular-openshift-agent
heapster
image-inspector
openshift-enterprise-autoheal
openshift-enterprise-cluster-capacity
openshift-eventrouter
openshift-external-storage

Security Fix(es):

• HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512)
  
• HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514)
  

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.

Solution

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/3.11/release_notes/ocp_3_11_release_notes.html

Affected Products

• Red Hat OpenShift Container Platform 3.11 x86_64
• Red Hat OpenShift Container Platform for Power 3.11 ppc64le

Fixes

• BZ - 1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth
• BZ - 1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth

CVEs

• CVE-2019-9512
• CVE-2019-9514

References

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