Race condition in providers/telephony/MmsProvider.java in Telephony in Android 4.x before 4.4.4 5.0.x before 5.0.2 5.1.x before 5.1.1 6.x before 2016-10-01 and 7.0 before 2016-10-01 allows attackers to gain privileges via a crafted application that modifies a database between two open operations aka internal bug 30481342.