CVE 2016-1688
The regexp (aka regular expression) implementation in Google V8 before 5.0.71.40, as used in Google Chrome before 51.0.2704.63, mishandles external string sizes, which allows remote attackers to cause a denial of service (out-of-bounds read) via crafted JavaScript code.
See the 
CVE page on Mitre.org
for more details.
