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RedHat: RHSA-2019-0408 Important: OpenShift Security Update for 3.4-3.7

red hat
Calendar Grey February 26, 2019
Dist Redhat Esm H88
Red Hat unveils significant upgrade for OpenShift Container Platform to tackle vulnerabilities and improve security.
An update is now available for Red Hat OpenShift Container Platform 3.4, 3.5, 3.6, and 3.7

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

See the following documentation for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update.

For OpenShift Container Platform 3.4:

ease_notes.html

For OpenShift Container Platform 3.5:

ease_notes.html

For OpenShift Container Platform 3.6:

ease_notes.html

For OpenShift Container Platform 3.7:

ease_notes.html

This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258.

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):
* A flaw was found in the way runc handled system file descriptors when running containers. A malicious container could use this flaw to overwrite contents of the runc binary and consequently run arbitrary commands on the container host system. (CVE-2019-5736)
All OpenShift Container Platform 3 users are advised to upgrade to these updated packages.
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 Important OpenShift Container Platform container escape execute commands

References

https://access.redhat.com/security/cve/CVE-2019-5736 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat OpenShift Container Platform 3.7:
Source: docker-1.12.6-79.git5680db5.el7.src.rpm
x86_64: docker-1.12.6-79.git5680db5.el7.x86_64.rpm docker-client-1.12.6-79.git5680db5.el7.x86_64.rpm docker-common-1.12.6-79.git5680db5.el7.x86_64.rpm docker-debuginfo-1.12.6-79.git5680db5.el7.x86_64.rpm docker-logrotate-1.12.6-79.git5680db5.el7.x86_64.rpm docker-lvm-plugin-1.12.6-79.git5680db5.el7.x86_64.rpm docker-novolume-plugin-1.12.6-79.git5680db5.el7.x86_64.rpm docker-rhel-push-plugin-1.12.6-79.git5680db5.el7.x86_64.rpm docker-unit-test-1.12.6-79.git5680db5.el7.x86_64.rpm docker-v1.10-migrator-1.12.6-79.git5680db5.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-2019:0408-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0408
Issue date: 2019-02-26

Topic

An update is now available for Red Hat OpenShift Container Platform 3.4,3.5, 3.6, and 3.7.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 Important OpenShift Container Platform container escape execute commands

Relevant Releases Architectures

Red Hat OpenShift Container Platform 3.7 - x86_64

Bugs Fixed

1664908 - CVE-2019-5736 runc: Execution of malicious containers allows for container escape and access to host filesystem

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