static int red_peer_receive(RedsStream *stream, uint8_t *buf, uint32_t size)
{
    uint8_t *pos = buf;
    while (size) {
        int now;
        if (stream->shutdown) {
            return -1;
        }
        now = reds_stream_read(stream, pos, size);
        if (now <= 0) {
            if (now == 0) {
                return -1;
            }
            spice_assert(now == -1);
            if (errno == EAGAIN) {
                break;
            } else if (errno == EINTR) {
                continue;
            } else if (errno == EPIPE) {
                return -1;
            } else {
                spice_printerr("%s", strerror(errno));
                return -1;
            }
        } else {
            size -= now;
            pos += now;
        }
    }
    return pos - buf;
}

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.