Memory leak in the last hop kernel module in F5 BIG-IP LTM GTM and Link Controller 10.1.x 10.2.x before 10.2.4 HF13 11.x before 11.2.1 HF15 11.3.x 11.4.x 11.5.x before 11.5.3 HF2 and 11.6.x before HF6 BIG-IP AAM 11.4.x 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6 BIG-IP AFM and PEM 11.3.x 11.4.x 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6 BIG-IP Analytics 11.x before 11.2.1 HF15 11.3.x 11.4.x 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6 BIG-IP APM and ASM 10.1.0 through 10.2.4 11.x before 11.2.1 HF15 11.3.x 11.4.x 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6 BIG-IP Edge Gateway WebAccelerator and WOM 10.1.x 10.2.x before 10.2.4 HF13 11.x before 11.2.1 HF15 and 11.3.0 BIG-IP PSM 10.1.x 10.2.x before 10.2.4 HF13 11.x before 11.2.1 HF15 11.3.x and 11.4.x before 11.4.1 HF Enterprise Manager 3.0.0 through 3.1.1 BIG-IQ Cloud and Security 4.0.0 through 4.5.0 BIG-IQ Device 4.2.0 through 4.5.0 and BIG-IQ ADC 4.5.0 might allow remote attackers to cause a denial of service (memory consumption) via a large number of crafted UDP packets.