Secunia Security Advisory – Ubuntu has issued updates for cupsys / libpoppler0c2 / tetex-bin / xpdf-reader / xpdf-utils. This fixes some vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially to compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/42842/sa18334.txt
Source: https://packetstormsecurity.com/files/42842/Secunia-Security-Advisory-18334.html