OSV-2020-945 Heap-buffer-overflow in pcpp::SSLExtension::getLength

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22529 Crash type: Heap-buffer-overflow READ 2 Crash state: pcpp::SSLExtension::getLength pcpp::SSLExtension::getTotalLength pcpp::SSLServerHelloMessage::SSLServerHelloMessage...