extensions/renderer/resources/binding.js in the extension bindings in Google Chrome before 51.0.2704.63 does not properly use prototypes, which allows remote attackers to bypass the Same Origin Policy via unspecified vectors.Referenceshttp://www.securityfocus.com/bid/90876http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00005.htmlhttp://www.securitytracker.com/id/1035981http://www.debian.org/security/2016/dsa-3590https://codereview.chromium.org/1903273003http://googlechromereleases.blogspot.com/2016/05/stable-channel-update_25.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-05/msg00062.htmlhttps://access.redhat.com/errata/RHSA-2016:1190https://crbug.com/604901https://security.gentoo.org/glsa/201607-07http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00063.html