libutils in Android before 5.1.1 LMY48X and 6.0 before 2015-11-01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted audio file, aka internal bug 22953624.
https://groups.google.com/forum/message/raw?msg=android-security-updates/n1aw2MGce4E/jhpVEWDUCAAJ