Ubuntu Security Notice 2131-1 - Michael Scherer discovered that IcedTea Web created temporary directories in an unsafe fashion. A local attacker could possibly use this issue to obtain or modify sensitive information from other local user sessions.
dc322c9762452da3111edb39ea5cef37c10927b47550360f7b0020e1214507e0
============================================================================
Ubuntu Security Notice USN-2131-1
March 06, 2014
icedtea-web vulnerability
============================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 13.10
- Ubuntu 12.10
- Ubuntu 12.04 LTS
Summary:
IcedTea Web could be made to expose or alter sensitive information.
Software Description:
- icedtea-web: A web browser plugin to execute Java applets
Details:
Michael Scherer discovered that IcedTea Web created temporary directories
in an unsafe fashion. A local attacker could possibly use this issue to
obtain or modify sensitive information from other local user sessions.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 13.10:
icedtea-6-plugin 1.4-3ubuntu2.1
icedtea-7-plugin 1.4-3ubuntu2.1
Ubuntu 12.10:
icedtea-6-plugin 1.3.2-1ubuntu0.12.10.3
icedtea-7-plugin 1.3.2-1ubuntu0.12.10.3
Ubuntu 12.04 LTS:
icedtea-6-plugin 1.2.3-0ubuntu0.12.04.4
icedtea-7-plugin 1.2.3-0ubuntu0.12.04.4
After a standard system update you need to restart your browser to make all
the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2131-1
CVE-2013-6493
Package Information:
https://launchpad.net/ubuntu/+source/icedtea-web/1.4-3ubuntu2.1
https://launchpad.net/ubuntu/+source/icedtea-web/1.3.2-1ubuntu0.12.10.3
https://launchpad.net/ubuntu/+source/icedtea-web/1.2.3-0ubuntu0.12.04.4