==========================================================================
Ubuntu Security Notice USN-2383-1
October 14, 2014
wpa, wpasupplicant vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS
Summary:
wpa_supplicant could be made to run programs if it received specially
crafted network traffic.
Software Description:
– wpa: client support for WPA and WPA2
– wpasupplicant: client support for WPA and WPA2
Details:
Jouni Malinen discovered that the wpa_cli tool incorrectly sanitized
strings when being used with action scripts. A remote attacker could
possibly use this issue to execute arbitrary commands.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 LTS:
wpasupplicant 2.1-0ubuntu1.1
Ubuntu 12.04 LTS:
wpasupplicant 0.7.3-6ubuntu2.3
Ubuntu 10.04 LTS:
wpasupplicant 0.6.9-3ubuntu3.2
After a standard system update you need to reboot your computer to make all
the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2383-1
CVE-2014-3686
Package Information:
https://launchpad.net/ubuntu/+source/wpa/2.1-0ubuntu1.1
https://launchpad.net/ubuntu/+source/wpasupplicant/0.7.3-6ubuntu2.3
https://launchpad.net/ubuntu/+source/wpasupplicant/0.6.9-3ubuntu3.2
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