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Posted on 12 December 2016
Gentoo-announce

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From: Kristian Fiskerstrand <k_f@gentoo.org>
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Gentoo Linux Security Advisory GLSA 201612-28
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https://security.gentoo.org/
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Severity: Normal
Title: Docker: Privilege escalation
Date: December 11, 2016
Bugs: #581236
ID: 201612-28

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

Background
==========
Docker is the world=E2=80=99s 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.

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


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