CVE 2011-2514
The Java Network Launching Protocol (JNLP) implementation in IcedTea6 1.9.x before 1.9.9 and before 1.8.9, and IcedTea-Web 1.1.x before 1.1.1 and before 1.0.4, allows remote attackers to trick victims into granting access to local files by modifying the content of the Java Web Start Security Warning dialog box to represent a different filename than the file for which access will be granted.
See the 
CVE page on Mitre.org
for more details.
