IBM JDK version 8 SR1 corrects an unspecified denial of service flaw in the JSSE component: Server applications which use the IBM Java Secure Socket Extension provider to accept SSL/TLS connections are vulnerable to a denial of service attack due to an unspecified vulnerability. References: http://www.ibm.com/developerworks/java/jdk/alerts/#IBM_Security_Update_May_2015 http://www-01.ibm.com/support/docview.wss?uid=swg21883640
According to IBM Java security alerts page, this only affected IBM Java 8, which is not currently shipped in Red Hat Enterprise Linux. The java-1.5.0-ibm, java-1.6.0-ibm, java-1.7.0-ibm and java-1.7.1-ibm packages as shipped with Red Hat Enterprise Linux 5, 6, and 7 Supplementary were not affected by this issue.