RHSA-2016:1605 - Security Advisory

Topic

An update is now available for Red Hat OpenShift Enterprise 3.1 and Red Hat OpenShift Enterprise 3.2.

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

OpenShift Enterprise by Red Hat is the company's cloud computing Platform-
as-a-Service (PaaS) solution designed for on-premise or private cloud
deployments.

The logging auth proxy is a reverse proxy that authenticates requests
against OpenShift, retrieving user information and setting the configured
header with the appropriate details.

Security Fix(es):

• A regular expression denial of service flaw was found in Negotiator. An attacker able to make an application using Negotiator to perform matching using a specially crafted glob pattern could cause the application to consume an excessive amount of CPU. (CVE-2016-1000022)
• A regular expression denial of service flaw was found in Minimatch. An attacker able to make an application using Minimatch to perform matching using a specially crafted glob pattern could cause the application to consume an excessive amount of CPU. (CVE-2016-1000023)

Refer to the changelog listed in the References section for a list of
changes.

This update includes the following images:

openshift3/logging-auth-proxy:3.1.1-13
openshift3/logging-auth-proxy:3.2.1-5

All OpenShift Enterprise 3 users are advised to upgrade to the updated
images.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat OpenShift Container Platform 3.1 x86_64

Fixes

• BZ - 1347677 - CVE-2016-1000022 nodejs-negotiator: Regular expression denial-of-service
• BZ - 1348509 - CVE-2016-1000023 nodejs-minimatch: Regular expression denial-of-service

CVEs

• CVE-2016-1000022
• CVE-2016-1000023

References

• http://www.redhat.com/security/updates/classification/#normal