CVE 2014-3188
Google Chrome before 38.0.2125.101 and Chrome OS before 38.0.2125.101 do not properly handle the interaction of IPC and Google V8, which allows remote attackers to execute arbitrary code via vectors involving JSON data, related to improper parsing of an escaped index by ParseJsonObject in json-parser.h.
See the 
CVE page on Mitre.org
for more details.
