/usr/share/perl5/Lemonldap/NG/Handler/ is in liblemonldap-ng-handler-perl 1.4.6-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Lemonldap/NG/Handler/CGI.pm
/usr/share/perl5/Lemonldap/NG/Handler/Initialization/
/usr/share/perl5/Lemonldap/NG/Handler/Initialization/GlobalInit.pm
/usr/share/perl5/Lemonldap/NG/Handler/Initialization/LocalInit.pm
/usr/share/perl5/Lemonldap/NG/Handler/Main/
/usr/share/perl5/Lemonldap/NG/Handler/Main.pm
/usr/share/perl5/Lemonldap/NG/Handler/Main/Headers.pm
/usr/share/perl5/Lemonldap/NG/Handler/Main/Jail.pm
/usr/share/perl5/Lemonldap/NG/Handler/Main/Logger.pm
/usr/share/perl5/Lemonldap/NG/Handler/Main/PostForm.pm
/usr/share/perl5/Lemonldap/NG/Handler/Menu.pm
/usr/share/perl5/Lemonldap/NG/Handler/Proxy.pm
/usr/share/perl5/Lemonldap/NG/Handler/SharedConf.pm
/usr/share/perl5/Lemonldap/NG/Handler/Specific/
/usr/share/perl5/Lemonldap/NG/Handler/Specific/AuthBasic.pm
/usr/share/perl5/Lemonldap/NG/Handler/Specific/SecureToken.pm
/usr/share/perl5/Lemonldap/NG/Handler/Specific/SympaAutoLogin.pm
/usr/share/perl5/Lemonldap/NG/Handler/Specific/UpdateCookie.pm
/usr/share/perl5/Lemonldap/NG/Handler/Specific/ZimbraPreAuth.pm
/usr/share/perl5/Lemonldap/NG/Handler/Status.pm