Buffer overflow in SJ Labs SJphone 1.60.303c, running under Windows Mobile 2003 on the Samsung SCH-i730 phone, allows remote attackers to cause a denial of service (device hang and call termination) via a malformed SIP INVITE message, a different vulnerability than CVE-2007-3351.
https://exchange.xforce.ibmcloud.com/vulnerabilities/35076
http://www.sipera.com/index.php?action=resources%2Cthreat_advisory&tid=216&