Issued:
2016-11-03
Updated:
2016-11-03

RHSA-2016:2634 - Moderate: docker security and bug fix update

Synopsis

Moderate: docker security and bug fix update

Type/Severity

Security Advisory Moderate

Topic

An update for docker is now available for Red Hat Enterprise Linux 7 Extras.

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

Docker is an open-source engine that automates the deployment of any application as a lightweight, portable, self-sufficient container that will run virtually anywhere.

Security Fix(es):

  • It was found that Docker would launch containers under the specified UID instead of a username. An attacker able to launch a container could use this flaw to escalate their privileges to root within the launched container. (CVE-2016-3697)

This issue was discovered by Mrunal Patel (Red Hat).

Bug Fix(es):

  • This update also provides various bug fixes and enhancements. Users are advised to upgrade to these updated packages.

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

ProductVersionArch
Red Hat Enterprise Linux Server7x86_64

Updated Packages

  • docker-logrotate-1.10.3-57.el7.x86_64.rpm
  • docker-novolume-plugin-1.10.3-57.el7.x86_64.rpm
  • docker-rhel-push-plugin-1.10.3-57.el7.x86_64.rpm
  • docker-selinux-1.10.3-57.el7.x86_64.rpm
  • docker-1.10.3-57.el7.x86_64.rpm
  • docker-common-1.10.3-57.el7.x86_64.rpm
  • docker-v1.10-migrator-1.10.3-57.el7.x86_64.rpm
  • docker-1.10.3-57.el7.src.rpm
  • docker-lvm-plugin-1.10.3-57.el7.x86_64.rpm

Fixes

CVEs

References

Additional information