Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 17 and earlier, 6 Update 43 and earlier, and 5.0 Update 41 and earlier; and OpenJDK 6 and 7; allows remote attackers to affect availability via unknown vectors related to 2D.  NOTE: the previous information is from the April 2013 CPU. Oracle has not commented on claims from another vendor that this issue is related to "font processing errors" in the International Components for Unicode (ICU) Layout Engine before 51.2.