CVE 2015-1256
Use-after-free vulnerability in the SVG implementation in Blink, as used in Google Chrome before 43.0.2357.65, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted document that leverages improper handling of a shadow tree for a use element.
See the 
CVE page on Mitre.org
for more details.
