There's a good chance it is since they worked with the group trying to DRM everything. The NSA was also in that group likely trying to simultaneously secure and backdoor everything. A built-in backdoor sold as a business benefit that you can't turn off at all from a defense contractor in a police state is already 90% to being malicious just by nature of the situation. So, assume it is at least for the local police state and their partners.
Now, if that's not in your threat model, then you'll probably be fine using it unless foreign adversaries are in your threat model. And the rabbit hole of how threatening are live backdoors on your network just goes on from there.
There's at least calls to remove SIGINT agency from TCG:
