OSV-2020-85 Dynamic-stack-buffer-overflow in janus_rtcp_incoming_transport_cc

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20529 Crash type: Dynamic-stack-buffer-overflow READ 2 Crash state: janusrtcpincomingtransportcc janusrtcpfixssrc rtcpfuzzer.c...