Stack-based buffer overflow in the add_line_buffer function in TinTin++ 1.97.9 and WinTin++ 1.97.9 allows remote attackers to execute arbitrary code via a long chat message, related to conversion from LF to CRLF.
http://www.vupen.com/english/advisories/2008/0449
http://www.securityfocus.com/bid/27660
http://www.securityfocus.com/archive/1/487687/100/0/threaded
http://securityreason.com/securityalert/3632
http://security.gentoo.org/glsa/glsa-201111-07.xml