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Gentoo Linux Security Advisory                           GLSA 201805-12
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: NTP: Multiple vulnerabilities
     Date: May 26, 2018
     Bugs: #649612
       ID: 201805-12

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Synopsis
========

Multiple vulnerabilities have been found in NTP, the worst of which
could lead to remote code execution.

Background
==========

NTP contains software for the Network Time Protocol.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/ntp               < 4.2.8_p11              >= 4.2.8_p11 

Description
===========

Multiple vulnerabilities have been discovered in NTP. Please review the
CVE identifiers referenced below for details.

Impact
======

A remote attacker could possibly execute arbitrary code or cause a
Denial of Service condition.

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_p11"

References
==========

[ 1 ] CVE-2018-7170
      https://nvd.nist.gov/vuln/detail/CVE-2018-7170
[ 2 ] CVE-2018-7182
      https://nvd.nist.gov/vuln/detail/CVE-2018-7182
[ 3 ] CVE-2018-7183
      https://nvd.nist.gov/vuln/detail/CVE-2018-7183
[ 4 ] CVE-2018-7184
      https://nvd.nist.gov/vuln/detail/CVE-2018-7184
[ 5 ] CVE-2018-7185
      https://nvd.nist.gov/vuln/detail/CVE-2018-7185

Availability
============

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

 https://security.gentoo.org/glsa/201805-12

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 2018 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
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