CVE 2015-1271
PDFium, as used in Google Chrome before 44.0.2403.89, does not properly handle certain out-of-memory conditions, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted PDF document that triggers a large memory allocation.
See the 
CVE page on Mitre.org
for more details.
