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Gentoo Linux Security Advisory                           GLSA 201405-05
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                                            https://security.gentoo.org/
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 Severity: Normal
    Title: Asterisk: Denial of Service
     Date: May 03, 2014
     Bugs: #504180
       ID: 201405-05

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Synopsis
=======
Multiple buffer overflows in Asterisk might allow remote attackers to
cause a Denial of Service condition.

Background
=========
Asterisk is an open source telephony engine and toolkit.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/asterisk            < 11.8.1               *>= 1.8.26.1
                                                            >= 11.8.1

Description
==========
Multiple vulnerabilities have been discovered in Asterisk. Please
review the CVE identifiers and Asterisk Project Security Advisories
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 Asterisk 11.* users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-11.8.1"

All Asterisk 1.8.* users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.26.1"

References
=========
[ 1 ] AST-2014-001
      http://downloads.asterisk.org/pub/security/AST-2014-001.pdf
[ 2 ] AST-2014-002
      http://downloads.asterisk.org/pub/security/AST-2014-002.pdf
[ 3 ] AST-2014-003
      http://downloads.asterisk.org/pub/security/AST-2014-003.pdf
[ 4 ] AST-2014-004
      http://downloads.asterisk.org/pub/security/AST-2014-004.pdf
[ 5 ] CVE-2014-2286
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2286
[ 6 ] CVE-2014-2287
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2287
[ 7 ] CVE-2014-2288
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2288
[ 8 ] CVE-2014-2289
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2289

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

 https://security.gentoo.org/glsa/201405-05

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 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.

https://creativecommons.org/licenses/by-sa/2.5/