[gentoo-announce] [ GLSA 201412-03 ] Dovecot: Denial of Service

[gentoo-announce] [ GLSA 201412-03 ] Dovecot: Denial of Service

[Kristian Fiskerstrand]

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Gentoo Linux Security Advisory                           GLSA 201412-03
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: Dovecot: Denial of Service
     Date: December 08, 2014
     Bugs: #509954
       ID: 201412-03

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Synopsis
========

A vulnerability in Dovecot could allow a remote attacker to create a
Denial of Service condition.

Background
==========

Dovecot is an open source IMAP and POP3 email server.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-mail/dovecot             < 2.2.13                  >= 2.2.13

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

Dovecot does not properly close connections, allowing a resource
exhaustion for incomplete SSL/TLS handshakes.

Impact
======

A remote attacker could possibly cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Dovecot users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-mail/dovecot-2.2.13"

References
==========

[ 1 ] CVE-2014-3430
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3430

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

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

 http://security.gentoo.org/glsa/glsa-201412-03.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
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.

http://creativecommons.org/licenses/by-sa/2.5
[ GLSA 201412-03 ] Dovecot: Denial of Service


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