Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 21 and earlier and 6 Update 45 and earlier, and OpenJDK 7, allows remote attackers to affect confidentiality and availability via unknown vectors related to Libraries. NOTE: the previous information is from the June 2013 CPU. Oracle has not commented on claims from another vendor that this issue is related to "XML security and the class loader."