Describe CVE-2016-2440.
What is CVE-2016-2440?
libs/binder/IPCThreadState.cpp in Binder 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 2016-05-01 mishandles object references, which allows attackers to gain privileges via a crafted application, aka internal bug 27252896..