Ubuntu Security Notice USN-236-1 – Chris Evans discovered several integer overflows in the XPDF code, which is present in xpdf, the Poppler library, and tetex-bin. By tricking an user into opening a specially crafted PDF file, an attacker could exploit this to execute arbitrary code with the privileges of the application that processes the document.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/42862/USN-236-1.txt
Source: https://packetstormsecurity.com/files/42862/Ubuntu-Security-Notice-236-1.html