js/array.js in Google V8, as used in Google Chrome before 47.0.2526.73, improperly implements certain map and filter operations for arrays, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via crafted JavaScript code.
googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
www.debian.org/security/2015/dsa-3415
www.securitytracker.com/id/1034298
www.ubuntu.com/usn/USN-2825-1
chromium.googlesource.com/v8/v8/+/c227dd5734efa41e4973c834c910bb684a9e1998
code.google.com/p/chromium/issues/detail?id=544991
security.gentoo.org/glsa/201603-09