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Gentoo Linux Security Advisory 201607-15

Gentoo Linux Security Advisory 201607-15
Posted Jul 21, 2016
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201607-15 - Multiple vulnerabilities have been found in NTP, the worst of which could lead to Denial of Service. Versions less than 4.2.8_p8 are affected.

tags | advisory, denial of service, vulnerability
systems | linux, gentoo
advisories | CVE-2015-7691, CVE-2015-7692, CVE-2015-7701, CVE-2015-7702, CVE-2015-7703, CVE-2015-7704, CVE-2015-7705, CVE-2015-7848, CVE-2015-7849, CVE-2015-7850, CVE-2015-7851, CVE-2015-7852, CVE-2015-7853, CVE-2015-7854, CVE-2015-7855, CVE-2015-7871, CVE-2015-7973, CVE-2015-7974, CVE-2015-7975, CVE-2015-7976, CVE-2015-7977, CVE-2015-7978, CVE-2015-7979, CVE-2015-8138, CVE-2015-8139, CVE-2015-8140, CVE-2015-8158, CVE-2016-1547
MD5 | 37d7aaee61e4fd18730be42b0dad0d01

Gentoo Linux Security Advisory 201607-15

Change Mirror Download

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Gentoo Linux Security Advisory GLSA 201607-15
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https://security.gentoo.org/
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Severity: Normal
Title: NTP: Multiple vulnerabilities
Date: July 20, 2016
Bugs: #563774, #572452, #581528, #584954
ID: 201607-15

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Synopsis
========

Multiple vulnerabilities have been found in NTP, the worst of which
could lead to Denial of Service.

Background
==========

NTP contains software for the Network Time Protocol.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/ntp < 4.2.8_p8 >= 4.2.8_p8

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

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

Impact
======

A remote attacker could possibly 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_p8"

References
==========

[ 1 ] CVE-2015-7691
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7691
[ 2 ] CVE-2015-7692
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7692
[ 3 ] CVE-2015-7701
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7701
[ 4 ] CVE-2015-7702
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7702
[ 5 ] CVE-2015-7703
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7703
[ 6 ] CVE-2015-7704
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7704
[ 7 ] CVE-2015-7705
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7705
[ 8 ] CVE-2015-7848
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7848
[ 9 ] CVE-2015-7849
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7849
[ 10 ] CVE-2015-7850
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7850
[ 11 ] CVE-2015-7851
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7851
[ 12 ] CVE-2015-7852
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7852
[ 13 ] CVE-2015-7853
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7853
[ 14 ] CVE-2015-7854
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7854
[ 15 ] CVE-2015-7855
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7855
[ 16 ] CVE-2015-7871
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7871
[ 17 ] CVE-2015-7973
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7973
[ 18 ] CVE-2015-7974
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7974
[ 19 ] CVE-2015-7975
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7975
[ 20 ] CVE-2015-7976
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7976
[ 21 ] CVE-2015-7977
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7977
[ 22 ] CVE-2015-7978
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7978
[ 23 ] CVE-2015-7979
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7979
[ 24 ] CVE-2015-8138
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8138
[ 25 ] CVE-2015-8139
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8139
[ 26 ] CVE-2015-8140
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8140
[ 27 ] CVE-2015-8158
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8158
[ 28 ] CVE-2016-1547
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1547
[ 29 ] CVE-2016-1548
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1548
[ 30 ] CVE-2016-1549
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1549
[ 31 ] CVE-2016-1550
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1550
[ 32 ] CVE-2016-1551
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1551
[ 33 ] CVE-2016-2516
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2516
[ 34 ] CVE-2016-2517
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2517
[ 35 ] CVE-2016-2518
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2518
[ 36 ] CVE-2016-2519
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2519
[ 37 ] CVE-2016-4953
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4953
[ 38 ] CVE-2016-4954
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4954
[ 39 ] CVE-2016-4955
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4955
[ 40 ] CVE-2016-4956
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4956
[ 41 ] CVE-2016-4957
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4957

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

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

https://security.gentoo.org/glsa/201607-15

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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