/usr/share/ is in libstrongswan 5.6.2-1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/strongswan/templates/config/
/usr/share/strongswan/templates/
/usr/share/doc/
/usr/share/doc/libstrongswan/
/usr/share/doc/libstrongswan/NEWS.Debian.gz
/usr/share/doc/libstrongswan/README.gz
/usr/share/doc/libstrongswan/changelog.Debian.gz
/usr/share/doc/libstrongswan/copyright
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libstrongswan
/usr/share/man/
/usr/share/man/man5/
/usr/share/man/man5/strongswan.conf.5.gz
/usr/share/strongswan/
/usr/share/strongswan/templates/config/plugins/
/usr/share/strongswan/templates/config/plugins/aes.conf
/usr/share/strongswan/templates/config/plugins/attr.conf
/usr/share/strongswan/templates/config/plugins/constraints.conf
/usr/share/strongswan/templates/config/plugins/dnskey.conf
/usr/share/strongswan/templates/config/plugins/fips-prf.conf
/usr/share/strongswan/templates/config/plugins/gmp.conf
/usr/share/strongswan/templates/config/plugins/hmac.conf
/usr/share/strongswan/templates/config/plugins/kernel-netlink.conf
/usr/share/strongswan/templates/config/plugins/md4.conf
/usr/share/strongswan/templates/config/plugins/md5.conf
/usr/share/strongswan/templates/config/plugins/mgf1.conf
/usr/share/strongswan/templates/config/plugins/nonce.conf
/usr/share/strongswan/templates/config/plugins/pem.conf
/usr/share/strongswan/templates/config/plugins/pgp.conf
/usr/share/strongswan/templates/config/plugins/pkcs1.conf
/usr/share/strongswan/templates/config/plugins/pkcs12.conf
/usr/share/strongswan/templates/config/plugins/pkcs7.conf
/usr/share/strongswan/templates/config/plugins/pkcs8.conf
/usr/share/strongswan/templates/config/plugins/pubkey.conf
/usr/share/strongswan/templates/config/plugins/random.conf
/usr/share/strongswan/templates/config/plugins/rc2.conf
/usr/share/strongswan/templates/config/plugins/resolve.conf
/usr/share/strongswan/templates/config/plugins/revocation.conf
/usr/share/strongswan/templates/config/plugins/sha1.conf
/usr/share/strongswan/templates/config/plugins/sha2.conf
/usr/share/strongswan/templates/config/plugins/sshkey.conf
/usr/share/strongswan/templates/config/plugins/x509.conf
/usr/share/strongswan/templates/config/plugins/xcbc.conf
/usr/share/strongswan/templates/config/strongswan.conf