CVE-2016-6706 (android)
An elevation of privilege vulnerability in libstagefright in Mediaserver in Android 7.0 before 2016-11-01 could enable a local malicious application to execute arbitrary code within the context of a privileged process. This issue is rated as High because it could be used to gain local access to elevated capabilities, which are not normally accessible to a third-party application. Android ID: A-31385713.
Source: CVE-2016-6706 (android)