On BIG-IP version 16.1.x before 16.1.2, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x and 12.1.x, when a message routing type virtual server is configured with both Diameter Session and Router Profiles, undisclosed traffic can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.