SampleTable.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, and 6.x before 2016-06-01 allows remote attackers to cause a denial of service (device hang or reboot) via a crafted file, aka internal bug 28076789.
https://android.googlesource.com/platform/frameworks/av/+/b57b3967b1a42dd505dbe4fcf1e1d810e3ae3777
https://android.googlesource.com/platform/frameworks/av/+/45737cb776625f17384540523674761e6313e6d4