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RedHat OpenShift 4.2: RHSA-2019-3245-01 Important Memory Growth Issues

red hat
Calendar Grey October 29, 2019
Dist Redhat Esm H88
Critical security advisory for Red Hat OpenShift 4.2 focusing on mitigating unregulated memory expansion within HTTP/2 operations.
An update for apb, containernetworking-plugins, and golang-github-prometheus-promu is now available for Red Hat OpenShift Container Platform 4.2. Red Hat Product Security has ra...

Solution

For OpenShift Container Platform 4.2 see the following documentation, which will be updated shortly for release 4.2.1, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.2/html/release_notes/ocp-4-2-release-notes

Summary

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 packages have been rebuilt with an updated version of golang: apb (2.0.3), containernetworking-plugins (0.8.1), and golang-github-prometheus-promu (0.5.0).
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.

Topics%20covered

Topics Covered

security advisory update RedHat OpenShift Important HTTP/2 memory growth

References

https://access.redhat.com/security/cve/CVE-2019-9512 https://access.redhat.com/security/cve/CVE-2019-9514 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat OpenShift Container Platform 4.2:
Source: apb-2.0.3-2.el7.src.rpm containernetworking-plugins-0.8.1-4.el7.src.rpm golang-github-prometheus-promu-0.5.0-2.git642a960.el7.src.rpm
noarch: apb-container-scripts-2.0.3-2.el7.noarch.rpm apb-devel-2.0.3-2.el7.noarch.rpm
x86_64: apb-2.0.3-2.el7.x86_64.rpm containernetworking-plugins-0.8.1-4.el7.x86_64.rpm containernetworking-plugins-debuginfo-0.8.1-4.el7.x86_64.rpm golang-github-prometheus-promu-0.5.0-2.git642a960.el7.x86_64.rpm prometheus-promu-0.5.0-2.git642a960.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:3245-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3245
Issue date: 2019-10-29

Topic

An update for apb, containernetworking-plugins, and golang-github-prometheus-promu is now available for Red Hat OpenShift Container Platform 4.2.

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.

Topics%20covered

Topics Covered

security advisory update RedHat OpenShift Important HTTP/2 memory growth

Relevant Releases Architectures

Red Hat OpenShift Container Platform 4.2 - noarch, x86_64

Bugs Fixed

1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth

1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth

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