The ReduceTransitionElementsKind function in hydrogen-check-elimination.cc in Google V8 before 4.2.77.8, as used in Google Chrome before 42.0.2311.90, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code that leverages “type confusion” in the check-elimination optimization.
googlechromereleases.blogspot.com/2015/04/stable-channel-update_14.html
lists.opensuse.org/opensuse-updates/2015-04/msg00040.html
lists.opensuse.org/opensuse-updates/2015-11/msg00024.html
rhn.redhat.com/errata/RHSA-2015-0816.html
ubuntu.com/usn/usn-2570-1
www.debian.org/security/2015/dsa-3238
www.securitytracker.com/id/1032209
code.google.com/p/chromium/issues/detail?id=460917
codereview.chromium.org/1000893003
codereview.chromium.org/1019033004
security.gentoo.org/glsa/201506-04