Oracle has acknowledged multiple vulnerabilities in Oracle JRockit, which can be exploited by malicious people to disclose potentially sensitive information, cause a DoS (Denial of Service), and compromise a vulnerable system.

For more information:
SA48009

The vulnerabilities are reported in versions R27.7.1 and prior and R28.2.2 and prior.

Solution
Apply updates (please see the vendor's advisory for details).
Original Advisory
http://www.oracle.com/technetwork/topics/security/cpuapr2012-366314.html#AppendixFMW

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers