static void vmxnet3_fill_stats(VMXNET3State *s)
{
    int i;
    for (i = 0; i < s->txq_num; i++) {
        cpu_physical_memory_write(s->txq_descr[i].tx_stats_pa,
                                  &s->txq_descr[i].txq_stats,
                                  sizeof(s->txq_descr[i].txq_stats));
    }

    for (i = 0; i < s->rxq_num; i++) {
        cpu_physical_memory_write(s->rxq_descr[i].rx_stats_pa,
                                  &s->rxq_descr[i].rxq_stats,
                                  sizeof(s->rxq_descr[i].rxq_stats));
    }
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.