/usr/share/lintian/overrides/mediathekview is in mediathekview 7.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # Java7 is the default JRE for Jessie
mediathekview: incompatible-java-bytecode-format Java7 version (Class format: 51)
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