Apple Safari Beta 3.0.1 for Windows public beta allows remote attackers to cause a denial of service (crash) via unspecified DHTML manipulations that trigger memory corruption, as demonstrated using Hamachi.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34846
http://www.vupen.com/english/advisories/2007/2192
http://www.securityfocus.com/bid/24433
http://lists.apple.com/archives/security-announce/2007/Jun/msg00000.html
http://aviv.raffon.net/2007/06/11/AppleSafariForWindowsOutWithACrash.aspx