MPEG4Extractor.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 2016-07-01 does not check whether memory allocation succeeds, which allows remote attackers to cause a denial of service (device hang or reboot) via a crafted file, aka internal bug 28471206.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.