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RedHat: RHSA-2019-2690-01 Important: OpenShift Memory Growth Issues

red hat
Calendar Grey September 11, 2019
Dist Redhat Esm H88
A crucial patch for Red Hat OpenShift Container Platform 3.10 addresses severe vulnerabilities related to memory bloat.
An update for atomic-openshift is now available for Red Hat OpenShift Container Platform 3.10

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.redhat.com/en/documentation/openshift_container_platform/3.10/html/release_notes/release-notes-ocp-3-10-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.
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.

Topics%20covered

Topics Covered

security advisory security fix important redhat openshift container platform 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/cve/CVE-2019-11247 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat OpenShift Container Platform 3.10:
Source: atomic-openshift-3.10.170-1.git.0.8e592d6.el7.src.rpm
noarch: atomic-openshift-docker-excluder-3.10.170-1.git.0.8e592d6.el7.noarch.rpm atomic-openshift-excluder-3.10.170-1.git.0.8e592d6.el7.noarch.rpm
ppc64le: atomic-openshift-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-clients-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-hyperkube-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-hypershift-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-master-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-node-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-pod-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-sdn-ovs-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-template-service-broker-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm atomic-openshift-tests-3.10.170-1.git.0.8e592d6.el7.ppc64le.rpm
x86_64: atomic-openshift-3.10.170-1.git.0.8e592d6.el7.x86_64.rpm atomic-openshift-clients-3.10.170-1.git.0.8e592d6.el7.x86_64.rpm atomic-openshift-clients-redistributable-3.10.170-1.git.0.8e592d6.el7.x86_64.rpm atomic-openshift-hyperkube-3.10.170-1.git.0.8e592d6.el7.x86_64.rpm atomic-openshift-hypershift-3.10.170-1.git.0.8e592d6.el7.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:2690-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2690
Issue date: 2019-09-11

Topic

An update for atomic-openshift is now available for Red Hat OpenShiftContainer Platform 3.10.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security fix important redhat openshift container platform memory growth

Relevant Releases Architectures

Red Hat OpenShift Container Platform 3.10 - noarch, ppc64le, x86_64

Bugs Fixed

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

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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