Facebook Gave Device Makers Deep Access to Data on Users and Friends

".....But the partnerships, whose scope has not previously been reported, raise concerns about the company’s privacy protections and compliance with a 2011 consent decree with the Federal Trade Commission. Facebook allowed the device companies access to the data of users’ friends without their explicit consent, even after declaring that it would no longer share such information with outsiders. Some device makers could retrieve personal information even from users’ friends who believed they had barred any sharing, The New York Times found. ....."

https://www.nytimes.com/interactive/2018/06/03/technology/facebook-device-partners-users-friends-data.html