Ubuntu Security Notice 971-1 – It was discovered that the IcedTea plugin did not correctly check certain accesses. If a user or automated system were tricked into running a specially crafted Java applet, a remote attacker could read arbitrary files with user privileges, leading to a loss of privacy.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/92829/USN-971-1.txt
Source: https://packetstormsecurity.com/files/92829/Ubuntu-Security-Notice-971-1.html