Google Chrome before 4.1.249.1036 processes HTTP headers before invoking the SafeBrowsing feature, which allows remote attackers to have an unspecified impact via crafted headers.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14332
http://googlechromereleases.blogspot.com/2010/03/stable-channel-update.html