Stack-based buffer overflow in a certain decryption function in qconnDoor on BlackBerry Z10 devices with software 10.1.0.2312, when developer-mode has been previously enabled, allows remote attackers to execute arbitrary code via a crafted packet in a TCP session on a wireless network.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-2425
http://archives.neohapsis.com/archives/bugtraq/2014-04/0036.html