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Gentoo Linux Security Advisory GLSA 201412-34
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http://security.gentoo.org/
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Severity: High
Title: NTP: Multiple vulnerabilities
Date: December 24, 2014
Bugs: #533076
ID: 201412-34
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Synopsis
========
Multiple vulnerabilities have been found in NTP, the worst of which
could result in remote execution of arbitrary code.
Background
==========
NTP is a protocol designed to synchronize the clocks of computers over
a network. The net-misc/ntp package contains the official reference
implementation by the NTP Project.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/ntp < 4.2.8 >= 4.2.8
Description
===========
Multiple vulnerabilities have been discovered in NTP. Please review the
CVE identifiers referenced below for details.
Impact
======
A remote unauthenticated attacker may be able to execute arbitrary code
with the privileges of the process, cause a Denial of Service
condition, and obtain sensitive information that could assist in other
attacks.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All NTP users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/ntp-4.2.8"
References
==========
[ 1 ] CVE-2014-9293
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9293
[ 2 ] CVE-2014-9294
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9294
[ 3 ] CVE-2014-9295
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9295
[ 4 ] CVE-2014-9296
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9296
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201412-34.xml
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
secur...@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2014 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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