system
Describe <CVE-2015-8868>.
user
What is <CVE-2015-8868>?
assistant
Heap-based buffer overflow in the ExponentialFunction::ExponentialFunction function in Poppler before 0.40.0 allows remote attackers to cause a denial of service (memory corruption and crash) or possibly execute arbitrary code via an invalid blend mode in the ExtGState dictionary in a crafted PDF document..