CVE-2013-0828
The PDF functionality in Google Chrome before 24.0.1312.52 does not properly perform a cast of an unspecified variable during processing of the root of the structure tree, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document.
Date published : 2013-01-15
http://googlechromereleases.blogspot.com/2013/01/stable-channel-update.html