RHSA-2019:2690 - Security Advisory

Topic

An update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.10.

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.

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)
• kubernetes: API server allows access to cluster-scoped custom resources as if resources were namespaced (CVE-2019-11247)

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 3.10 users are advised to upgrade to these
updated packages and images.

Solution

For OpenShift Container Platform 3.10 see the following documentation,
which will be updated shortly for release 3.10.170, for important
instructions on how to upgrade your cluster and fully apply this
asynchronous errata update:

https://docs.openshift.com/container-platform/3.10/release_notes/ocp_3_10_release_notes.html

Affected Products

• Red Hat OpenShift Container Platform 3.10 x86_64
• Red Hat OpenShift Container Platform for Power 3.10 ppc64le

Fixes

• BZ - 1732192 - CVE-2019-11247 kubernetes: API server allows access to cluster-scoped custom resources as if resources were namespaced
• 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
• CVE-2019-11247

References

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