In ParseContentEncodingEntry of mkvparser.cc, there is a possible double free due to a missing reset of a freed pointer. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-127702368.
https://usn.ubuntu.com/4199-1/
https://source.android.com/security/bulletin/2019-08-01
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00049.html