- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 201612-28
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                           https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 Severity: Normal
    Title: Docker: Privilege escalation
     Date: December 11, 2016
     Bugs: #581236
       ID: 201612-28

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
=======
A vulnerability in Docker could lead to the escalation of privileges.

Background
=========
Docker is the world’s leading software containerization platform.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-emulation/docker         < 1.11.0                  >= 1.11.0

Description
==========
Docker does not properly distinguish between numeric UIDs and string
usernames.

Impact
=====
Local attackers could possibly escalate their privileges.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All Docker users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-emulation/docker-1.11.0"

References
=========
[ 1 ] CVE-2016-3697
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3697

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/201612-28

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2016 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/