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Gentoo Linux Security Advisory                           GLSA 201708-01
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: BIND: Multiple vulnerabilities
     Date: August 17, 2017
     Bugs: #605454, #608740, #615420, #621730
       ID: 201708-01

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Synopsis
========

Multiple vulnerabilities have been found in BIND, the worst of which
allows remote attackers to cause a Denial of Service condition.

Background
==========

BIND (Berkeley Internet Name Domain) is a Name Server.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-dns/bind               < 9.11.1_p1              >= 9.11.1_p1

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

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

Impact
======

A remote attacker could send a specially crafted DNS request to the
BIND resolver resulting in a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All BIND users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-dns/bind-9.11.1_p1"

References
==========

[  1 ] CVE-2016-9131
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9131
[  2 ] CVE-2016-9147
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9147
[  3 ] CVE-2016-9444
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9444
[  4 ] CVE-2016-9778
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9778
[  5 ] CVE-2017-3135
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3135
[  6 ] CVE-2017-3136
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3136
[  7 ] CVE-2017-3137
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3137
[  8 ] CVE-2017-3138
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3138
[  9 ] CVE-2017-3140
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3140
[ 10 ] CVE-2017-3141
       https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3141

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

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

 https://security.gentoo.org/glsa/201708-01

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 2017 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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