The Inter-process Communication (IPC) implementation in Google Chrome before 22.0.1229.94 allows remote attackers to bypass intended sandbox restrictions and write to arbitrary files by leveraging access to a renderer process, a different vulnerability than CVE-2012-5112.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15156
https://exchange.xforce.ibmcloud.com/vulnerabilities/79186
http://secunia.com/advisories/50954
http://googlechromereleases.blogspot.com/2012/10/stable-channel-update_6105.html
http://code.google.com/p/chromium/issues/detail?id=154987
http://code.google.com/p/chromium/issues/detail?id=154983
http://blog.chromium.org/2012/10/pwnium-2-results-and-wrap-up_10.html