Perl was updated from version 5.10 to version 5.16. Please read Perl
section in the CentOS 7 Developer Guide for more details.

Following Perl module files located in system Perl paths are either not
handled by any package or not signed by CentOS:

/usr/lib64/perl5/XML/Parser/Style/Stream.pm
/usr/lib64/perl5/XML/Parser/Style/Objects.pm
/usr/lib64/perl5/XML/Parser/Style/Subs.pm
/usr/lib64/perl5/XML/Parser/Style/Debug.pm
/usr/lib64/perl5/XML/Parser/Style/Tree.pm
/usr/lib64/perl5/XML/Parser/Expat.pm
/usr/lib64/perl5/XML/Parser.pm
/usr/lib64/perl5/DBI.pm
/usr/lib64/perl5/Bundle/DBI.pm
/usr/lib64/perl5/Bundle/DBD/mysql.pm
/usr/lib64/perl5/vendor_perl/nginx.pm
/usr/lib64/perl5/DBI/SQL/Nano.pm
/usr/lib64/perl5/DBI/ProfileSubs.pm
/usr/lib64/perl5/DBI/Roadmap.pm
/usr/lib64/perl5/DBI/DBD.pm
/usr/lib64/perl5/DBI/ProxyServer.pm
/usr/lib64/perl5/DBI/Util/CacheMemory.pm
/usr/lib64/perl5/DBI/Util/_accessor.pm
/usr/lib64/perl5/DBI/PurePerl.pm
/usr/lib64/perl5/DBI/Gofer/Serializer/DataDumper.pm
/usr/lib64/perl5/DBI/Gofer/Serializer/Storable.pm
/usr/lib64/perl5/DBI/Gofer/Serializer/Base.pm
/usr/lib64/perl5/DBI/Gofer/Response.pm
/usr/lib64/perl5/DBI/Gofer/Transport/pipeone.pm
/usr/lib64/perl5/DBI/Gofer/Transport/Base.pm
/usr/lib64/perl5/DBI/Gofer/Transport/stream.pm
/usr/lib64/perl5/DBI/Gofer/Request.pm
/usr/lib64/perl5/DBI/Gofer/Execute.pm
/usr/lib64/perl5/DBI/ProfileDumper/Apache.pm
/usr/lib64/perl5/DBI/Profile.pm
/usr/lib64/perl5/DBI/FAQ.pm
/usr/lib64/perl5/DBI/Const/GetInfo/ODBC.pm
/usr/lib64/perl5/DBI/Const/GetInfo/ANSI.pm
/usr/lib64/perl5/DBI/Const/GetInfoType.pm
/usr/lib64/perl5/DBI/Const/GetInfoReturn.pm
/usr/lib64/perl5/DBI/Changes.pm
/usr/lib64/perl5/DBI/ProfileData.pm
/usr/lib64/perl5/DBI/ProfileDumper.pm
/usr/lib64/perl5/DBI/DBD/Metadata.pm
/usr/lib64/perl5/File/FcntlLock.pm
/usr/lib64/perl5/HTML/HeadParser.pm
/usr/lib64/perl5/HTML/Filter.pm
/usr/lib64/perl5/HTML/PullParser.pm
/usr/lib64/perl5/HTML/Entities.pm
/usr/lib64/perl5/HTML/TokeParser.pm
/usr/lib64/perl5/HTML/LinkExtor.pm
/usr/lib64/perl5/HTML/Parser.pm
/usr/lib64/perl5/DBD/mysql.pm
/usr/lib64/perl5/DBD/Gofer/Transport/pipeone.pm
/usr/lib64/perl5/DBD/Gofer/Transport/Base.pm
/usr/lib64/perl5/DBD/Gofer/Transport/null.pm
/usr/lib64/perl5/DBD/Gofer/Transport/stream.pm
/usr/lib64/perl5/DBD/Gofer/Policy/pedantic.pm
/usr/lib64/perl5/DBD/Gofer/Policy/rush.pm
/usr/lib64/perl5/DBD/Gofer/Policy/classic.pm
/usr/lib64/perl5/DBD/Gofer/Policy/Base.pm
/usr/lib64/perl5/DBD/Proxy.pm
/usr/lib64/perl5/DBD/NullP.pm
/usr/lib64/perl5/DBD/ExampleP.pm
/usr/lib64/perl5/DBD/File.pm
/usr/lib64/perl5/DBD/SQLite.pm
/usr/lib64/perl5/DBD/Sponge.pm
/usr/lib64/perl5/DBD/DBM.pm
/usr/lib64/perl5/DBD/mysql/GetInfo.pm
/usr/lib64/perl5/DBD/Gofer.pm
/usr/share/perl5/Capture/Tiny.pm
/usr/share/perl5/Error.pm
/usr/share/perl5/XML/Parser/PerlSAX.pm
/usr/share/perl5/XML/Handler/Sample.pm
/usr/share/perl5/XML/Handler/Subs.pm
/usr/share/perl5/XML/Handler/XMLWriter.pm
/usr/share/perl5/XML/Handler/CanonXMLWriter.pm
/usr/share/perl5/XML/Grove/AsCanonXML.pm
/usr/share/perl5/XML/Grove/XPointer.pm
/usr/share/perl5/XML/Grove/Factory.pm
/usr/share/perl5/XML/Grove/PerlSAX.pm
/usr/share/perl5/XML/Grove/Subst.pm
/usr/share/perl5/XML/Grove/Sub.pm
/usr/share/perl5/XML/Grove/IDs.pm
/usr/share/perl5/XML/Grove/Builder.pm
/usr/share/perl5/XML/Grove/Path.pm
/usr/share/perl5/XML/Grove/AsString.pm
/usr/share/perl5/XML/SAX2Perl.pm
/usr/share/perl5/XML/Grove.pm
/usr/share/perl5/XML/ESISParser.pm
/usr/share/perl5/XML/Twig.pm
/usr/share/perl5/XML/Twig/XPath.pm
/usr/share/perl5/XML/Perl2SAX.pm
/usr/share/perl5/XML/PatAct/Amsterdam.pm
/usr/share/perl5/XML/PatAct/ToObjects.pm
/usr/share/perl5/XML/PatAct/ActionTempl.pm
/usr/share/perl5/XML/PatAct/MatchName.pm
/usr/share/perl5/XML/PatAct/PatternTempl.pm
/usr/share/perl5/DBIx/Simple.pm
/usr/share/perl5/Error/Simple.pm
/usr/share/perl5/URI/sip.pm
/usr/share/perl5/URI/_foreign.pm
/usr/share/perl5/URI/Split.pm
/usr/share/perl5/URI/sips.pm
/usr/share/perl5/URI/_generic.pm
/usr/share/perl5/URI/mms.pm
/usr/share/perl5/URI/nntp.pm
/usr/share/perl5/URI/tn3270.pm
/usr/share/perl5/URI/_login.pm
/usr/share/perl5/URI/_query.pm
/usr/share/perl5/URI/data.pm
/usr/share/perl5/URI/rtsp.pm
/usr/share/perl5/URI/ldap.pm
/usr/share/perl5/URI/snews.pm
/usr/share/perl5/URI/URL.pm
/usr/share/perl5/URI/rlogin.pm
/usr/share/perl5/URI/ftp.pm
/usr/share/perl5/URI/mailto.pm
/usr/share/perl5/URI/ldaps.pm
/usr/share/perl5/URI/_userpass.pm
/usr/share/perl5/URI/file/Mac.pm
/usr/share/perl5/URI/file/OS2.pm
/usr/share/perl5/URI/file/Win32.pm
/usr/share/perl5/URI/file/Base.pm
/usr/share/perl5/URI/file/QNX.pm
/usr/share/perl5/URI/file/Unix.pm
/usr/share/perl5/URI/file/FAT.pm
/usr/share/perl5/URI/news.pm
/usr/share/perl5/URI/urn/isbn.pm
/usr/share/perl5/URI/urn/oid.pm
/usr/share/perl5/URI/Heuristic.pm
/usr/share/perl5/URI/ldapi.pm
/usr/share/perl5/URI/http.pm
/usr/share/perl5/URI/Escape.pm
/usr/share/perl5/URI/gopher.pm
/usr/share/perl5/URI/_ldap.pm
/usr/share/perl5/URI/pop.pm
/usr/share/perl5/URI/telnet.pm
/usr/share/perl5/URI/https.pm
/usr/share/perl5/URI/_server.pm
/usr/share/perl5/URI/_segment.pm
/usr/share/perl5/URI/QueryParam.pm
/usr/share/perl5/URI/ssh.pm
/usr/share/perl5/URI/file.pm
/usr/share/perl5/URI/rtspu.pm
/usr/share/perl5/URI/urn.pm
/usr/share/perl5/URI/rsync.pm
/usr/share/perl5/URI/WithBase.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/Processes.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/MemStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/NetStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/CpuStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/Compilation.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/SockStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/FileStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/SysInfo.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/DiskUsage.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/DiskStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/PgSwStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/ProcStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/LoadAVG.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux.pm
/usr/share/perl5/vendor_perl/XML/Dumper.pm
/usr/share/perl5/vendor_perl/File/BaseDir.pm
/usr/share/perl5/URI.pm
/usr/share/perl5/File/ReadBackwards.pm
/usr/share/perl5/HTML/Tagset.pm
/usr/share/perl5/Data/Grove/Parent.pm
/usr/share/perl5/Data/Grove/Visitor.pm
/usr/share/perl5/Data/Grove.pm
/usr/lib64/perl5/vendor_perl/nginx.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/Processes.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/MemStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/NetStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/CpuStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/Compilation.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/SockStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/FileStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/SysInfo.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/DiskUsage.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/DiskStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/PgSwStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/ProcStats.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux/LoadAVG.pm
/usr/share/perl5/vendor_perl/Sys/Statistics/Linux.pm
/usr/share/perl5/vendor_perl/XML/Dumper.pm
/usr/share/perl5/vendor_perl/File/BaseDir.pm