Crash on OSCAR protocol contact list parsing (ICQ and AIM).
CVE:
CVE-2009-3615 (The OSCAR protocol plugin in libpurple in Pidgin before 2.6.3 and Adium before 1.3.7 allows remote attackers to cause a denial of service (application crash) via crafted contact-list data for (1) ICQ and possibly (2) AIM, as demonstrated by the SIM IM client.)
