static uint64_t virtio_net_guest_offloads_by_features(uint32_t features)
{
    static const uint64_t guest_offloads_mask =
        (1ULL << VIRTIO_NET_F_GUEST_CSUM) |
        (1ULL << VIRTIO_NET_F_GUEST_TSO4) |
        (1ULL << VIRTIO_NET_F_GUEST_TSO6) |
        (1ULL << VIRTIO_NET_F_GUEST_ECN)  |
        (1ULL << VIRTIO_NET_F_GUEST_UFO);

    return guest_offloads_mask & features;
}

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.