Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.
https://exchange.xforce.ibmcloud.com/vulnerabilities/49295
http://www.vupen.com/english/advisories/2009/0758
http://www.securityfocus.com/bid/34148
http://www.openwall.com/lists/oss-security/2009/03/17/8
http://www.debian.org/security/2009/dsa-1744
http://secunia.com/advisories/34328
http://secunia.com/advisories/34304