K42830212 : BIG-IP SIP ALG profile vulnerability CVE-2020-5926

Security Advisory Description

A BIG-IP virtual server with a Session Initiation Protocol (SIP) ALG profile, parsing SIP messages that contain a multi-part MIME payload with certain boundary strings can cause TMM to free memory to the wrong cache.(CVE-2020-5926)

Impact

This vulnerability leads to future memory corruption and may result in the Traffic Management Microkernel (TMM) generating a core file and restarting, causing traffic disruption.