/usr/lib/x86_64-linux-gnu/libSDL_console.so is in libsdl-console-dev 2.1-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libSDL_console-2.1.so.0.0.0
/usr/lib/x86_64-linux-gnu/libSDL_console-2.1.so.0.0.0