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Gentoo Linux Security Advisory                           GLSA 201606-17
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: hostapd and wpa_supplicant: Multiple vulnerabilities
     Date: June 27, 2016
     Bugs: #524928, #547492, #548742, #548744, #554860, #554862
       ID: 201606-17

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Synopsis
========

Multiple vulnerabilities have been found in hostapd and wpa_supplicant,
allowing remote attackers to execute arbitrary code or cause Denial of
Service.

Background
==========

wpa_supplicant is a WPA Supplicant with support for WPA and WPA2 (IEEE
802.11i / RSN). hostapd is a user space daemon for access point and
authentication servers.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-wireless/hostapd          < 2.5                       >= 2.5 
  2  net-wireless/wpa_supplicant
                                  < 2.5-r1                  >= 2.5-r1 
    -------------------------------------------------------------------
     2 affected packages

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

Multiple vulnerabilities exist in both hostapd and wpa_supplicant. 
Please review the CVE identifiers for more information.

Impact
======

Remote attackers could execute arbitrary code with the privileges of
the process or cause Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All hostapd users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-wireless/hostapd-2.5"

All wpa_supplicant users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=net-wireless/wpa_supplicant-2.5-r1"

References
==========

[ 1 ] CVE-2014-3686
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3686
[ 2 ] CVE-2014-3686
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3686
[ 3 ] CVE-2015-1863
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1863
[ 4 ] CVE-2015-4141
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4141
[ 5 ] CVE-2015-4142
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4142
[ 6 ] CVE-2015-4143
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4143
[ 7 ] CVE-2015-4144
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4144
[ 8 ] CVE-2015-4145
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4145
[ 9 ] CVE-2015-4146
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4146

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

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

 https://security.gentoo.org/glsa/201606-17

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