Univention Corporate Server 3.2 erratum 47 (security)

This update consists of two updates for firefox-en and firefox-de.
Several vulnerabilities have been fixed with the update to Firefox ESR 24.3:
* Information disclosure in the handling of XBL scopes (CVE-2014-1479)
* Stricter enforcing of Javascript access to window objects (CVE-2014-1481)
* Memory safety error in handling raster images (CVE-2014-1482)
* Use-after-free in image processing (CVE-2014-1486)
* Cross-origin information leak in error messages of web workers (CVE-2014-1487)
* Incorrect session ticket handling in NSS (CVE-2014-1490)
* Stricter handling of Diffie Hellman keys in NSS (CVE-2014-1491)