Home / mailings

PDF

[gentoo-announce] [ GLSA 201612-28 ] Docker: Privilege escalation

Posted on 12 December 2016
Gentoo-announce

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--tLxDGr919WwvoR4Kwvlo7FbvDn9p3FhUs
Content-Type: multipart/mixed; boundary="D1PTqUERPtrb3UAIO88OJwrxGHcnUUnrs"
From: Kristian Fiskerstrand <k_f@gentoo.org>
Reply-To: k_f@gentoo.org
To: gentoo-announce@lists.gentoo.org
Message-ID: <4423bc73-50bf-cfce-c29b-110981cf1323@gentoo.org>
Subject: [ GLSA 201612-28 ] Docker: Privilege escalation

--D1PTqUERPtrb3UAIO88OJwrxGHcnUUnrs
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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=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


--D1PTqUERPtrb3UAIO88OJwrxGHcnUUnrs--

--tLxDGr919WwvoR4Kwvlo7FbvDn9p3FhUs
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

 

TOP