Note that clients can get information about errata from repodata. As an end user of RHUI, just like an end user of RHSM, you can run the following command at any time: # yum updateinfo info The help message also says: Updateinfo command-specific options: --available advisories about newer versions of installed packages (default) --installed advisories about equal and older versions of installed packages --updates advisories about newer versions of those installed packages for which a newer version is available --all advisories about any versions of installed packages --summary show summary of advisories (default) --list show list of advisories --info show info of advisories --with-cve show only advisories with CVE reference --with-bz show only advisories with bugzilla reference SPEC Package specification