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Fix access to invalid data on reception of packet with size 0
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@ -2143,7 +2143,9 @@ void ConnectionReceiveThread::receive()
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LOG(derr_con<<m_connection->getDesc()
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<<"Receive(): Invalid incoming packet, "
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<<"size: " << received_size
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<<", protocol: " << readU32(&packetdata[0]) <<std::endl);
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<<", protocol: "
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<< ((received_size >= 4) ? readU32(&packetdata[0]) : -1)
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<< std::endl);
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continue;
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}
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