Memory leak in the virtual server component in F5 Big-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and PEM 11.5.x before 11.5.1 HF10, 11.5.3 before HF1, and 11.6.0 before HF5, BIG-IQ Cloud, Device, and Security 4.4.0 through 4.5.0, and BIG-IQ ADC 4.5.0 allows remote attackers to cause a denial of service (memory consumption) via a large number of crafted ICMP packets.