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Ubuntu Security Notice USN-1483-2

Ubuntu Security Notice USN-1483-2
Posted Jun 27, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1483-2 - USN-1483-1 fixed a vulnerability in NetworkManager by disabling the creation of WPA-secured AdHoc wireless connections. This update provides the corresponding change for network-manager-applet. It was discovered that certain wireless drivers incorrectly handled the creation of WPA-secured AdHoc connections. This could result in AdHoc wireless connections being created without any security at all. This update removes WPA as a security choice for AdHoc connections in NetworkManager. Various other issues were also addressed.

tags | advisory
systems | linux, ubuntu
advisories | CVE-2012-2736
SHA-256 | d9f65ac4719ba150d08e186463e35ce618c2f313114fdd6c475d4ccf81f2a1e6

Ubuntu Security Notice USN-1483-2

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-1483-2
June 27, 2012

network-manager-applet vulnerability
============================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS

Summary:

network-manager-applet could create insecure AdHoc wireless networks.

Software Description:
- network-manager-applet: GNOME frontend for NetworkManager

Details:

USN-1483-1 fixed a vulnerability in NetworkManager by disabling the
creation of WPA-secured AdHoc wireless connections. This update provides
the corresponding change for network-manager-applet.

Original advisory details:

It was discovered that certain wireless drivers incorrectly handled the
creation of WPA-secured AdHoc connections. This could result in AdHoc
wireless connections being created without any security at all. This update
removes WPA as a security choice for AdHoc connections in NetworkManager.

Update instructions:

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

Ubuntu 11.10:
network-manager-gnome 0.9.1.90-0ubuntu6.1

Ubuntu 11.04:
network-manager-gnome 0.8.4~git.20110318t152954.9c4c9a0-0ubuntu1.1

Ubuntu 10.04 LTS:
network-manager-gnome 0.8-0ubuntu3.1

After a standard system update you need to restart your session to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1483-2
http://www.ubuntu.com/usn/usn-1483-1
CVE-2012-2736

Package Information:
https://launchpad.net/ubuntu/+source/network-manager-applet/0.9.1.90-0ubuntu6.1
https://launchpad.net/ubuntu/+source/network-manager-applet/0.8.4~git.20110318t152954.9c4c9a0-0ubuntu1.1
https://launchpad.net/ubuntu/+source/network-manager-applet/0.8-0ubuntu3.1
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