Buffer overflow in Yahoo! Messenger 8.1 allows user-assisted remote authenticated users to execute arbitrary code via a long e-mail address in an address book entry. NOTE: this might overlap CVE-2007-3638.Referenceshttp://secunia.com/advisories/26066http://www.xdisclose.com/advisory/XD100002.htmlhttp://www.securityfocus.com/bid/24926http://www.securitytracker.com/id?1018398http://securityreason.com/securityalert/2906https://exchange.xforce.ibmcloud.com/vulnerabilities/35434http://lists.grok.org.uk/pipermail/full-disclosure/2007-July/064669.html