A test Android 4.3 firmware for the Samsung Galaxy Note II (N7100) has been leaked on the boards of Vietnamese Tinhte by forum member...
Source: http://www.phonearena.com/news/Android-4.3-firmware-for-the-Galaxy-Note-II-has-leaked-in-the-wild_id47903
Source: http://www.phonearena.com/news/Android-4.3-firmware-for-the-Galaxy-Note-II-has-leaked-in-the-wild_id47903