/usr/share/ is in libpcapnav0-dev 0.8-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/
/usr/share/doc/libpcapnav0-dev/
/usr/share/doc/libpcapnav0-dev/README.gz
/usr/share/doc/libpcapnav0-dev/html/
/usr/share/doc/libpcapnav0-dev/html/pcapnav-pcapnav-timestamp.html
/usr/share/doc/libpcapnav0-dev/html/api.html
/usr/share/doc/libpcapnav0-dev/html/pcapnav-pcapnav-macros.html
/usr/share/doc/libpcapnav0-dev/html/pcapnav-pcapnav.html
/usr/share/doc/libpcapnav0-dev/html/c61.html
/usr/share/doc/libpcapnav0-dev/html/pcapnav-pcapnav-debug.html
/usr/share/doc/libpcapnav0-dev/html/index.html
/usr/share/doc/libpcapnav0-dev/html/index.sgml
/usr/share/doc/libpcapnav0-dev/html/a1466.html
/usr/share/doc/libpcapnav0-dev/html/c17.html
/usr/share/doc/libpcapnav0-dev/copyright
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/pcapnav-config.3.gz
/usr/share/doc/libpcapnav0-dev/changelog.Debian.gz