Use-after-free vulnerability in the O3D plug-in in Google Chrome OS before 26.0.1410.57 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to improper management of ownership relationships involving Elements and DrawElements.
https://code.google.com/p/chromium/issues/detail?id=227181
http://googlechromereleases.blogspot.com/2013/04/stable-channel-update-for-chrome-os.html