Buffer overflow in codecs/on2/dec/SoftVPX.cpp in libstagefright in mediaserver 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 2016-09-01, and 7.0 before 2016-09-01 allows attackers to gain privileges via a crafted application, aka internal bug 29421675.
https://android.googlesource.com/platform/frameworks/av/+/9f9ba255a0c59544f3555c9c45512c3a2fac5fad
https://android.googlesource.com/platform/frameworks/av/+/630ed150f7201ddadb00b8b8ce0c55c4cc6e8742