mcs_recv_connect_response(STREAM mcs_data)
{
	UNUSED(mcs_data);
	uint8 result;
	int length;
	STREAM s;
	RD_BOOL is_fastpath;
	uint8 fastpath_hdr;

	logger(Protocol, Debug, "%s()", __func__);
	s = iso_recv(&is_fastpath, &fastpath_hdr);

	if (s == NULL)
		return False;

	ber_parse_header(s, MCS_CONNECT_RESPONSE, &length);

	ber_parse_header(s, BER_TAG_RESULT, &length);
	in_uint8(s, result);
	if (result != 0)
	{
		logger(Protocol, Error, "mcs_recv_connect_response(), result=%d", result);
		return False;
	}

	ber_parse_header(s, BER_TAG_INTEGER, &length);
	in_uint8s(s, length);	/* connect id */
	mcs_parse_domain_params(s);

	ber_parse_header(s, BER_TAG_OCTET_STRING, &length);

	sec_process_mcs_data(s);
	/*
	   if (length > mcs_data->size)
	   {
	   logger(Protocol, Error, "mcs_recv_connect_response(), expected length=%d, got %d",length, mcs_data->size);
	   length = mcs_data->size;
	   }

	   in_uint8a(s, mcs_data->data, length);
	   mcs_data->p = mcs_data->data;
	   mcs_data->end = mcs_data->data + length;
	 */
	return s_check_end(s);
}
The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.