Multiple integer overflows in libeffects in mediaserver in Android 4.x before 4.4.4 5.x before 5.1.1 LMY49H and 6.x before 2016-03-01 allow attackers to gain privileges via a crafted application as demonstrated by obtaining Signature or SignatureOrSystem access related to EffectBundle.cpp and EffectReverb.cpp aka internal bug 26347509.