static void red_channel_add_client(RedChannel *channel, RedChannelClient *rcc)
{
    spice_assert(rcc);
    ring_add(&channel->clients, &rcc->channel_link);
    channel->clients_num++;
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.