USN-2577-1: wpa_supplicant vulnerability

Publication date

23 April 2015

Overview

wpa_supplicant could be made to crash, expose memory, or run programs if it received specially crafted network traffic.


Packages

  • wpa - client support for WPA and WPA2

Details

It was discovered that wpa_supplicant incorrectly handled SSID information
when creating or updating P2P peer entries. A remote attacker could use
this issue to cause wpa_supplicant to crash, resulting in a denial of
service, expose memory contents, or possibly execute arbitrary code.

It was discovered that wpa_supplicant incorrectly handled SSID information
when creating or updating P2P peer entries. A remote attacker could use
this issue to cause wpa_supplicant to crash, resulting in a denial of
service, expose memory contents, or possibly execute arbitrary code.

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
15.04 vivid wpasupplicant –  2.1-0ubuntu7.1
14.10 utopic wpasupplicant –  2.1-0ubuntu4.1
14.04 trusty wpasupplicant –  2.1-0ubuntu1.2

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