yum check-update

um check-update
Loaded plugins: amazon-id, search-disabled-repos, versionlock
Repo rhui-client-config-server-7 forced skip_if_unavailable=True due to: /etc/pki/rhui/cdn.redhat.com-chain.crt
Repo rhui-client-config-server-7 forced skip_if_unavailable=True due to: /etc/pki/rhui/product/rhui-client-config-server-7.crt
Repo rhui-client-config-server-7 forced skip_if_unavailable=True due to: /etc/pki/rhui/rhui-client-config-server-7.key
Repo rhel-7-server-rhui-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/cdn.redhat.com-chain.crt
Repo rhel-7-server-rhui-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/product/content-rhel7.crt
Repo rhel-7-server-rhui-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/content-rhel7.key
Repo rhel-7-server-rhui-rh-common-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/cdn.redhat.com-chain.crt
Repo rhel-7-server-rhui-rh-common-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/product/content-rhel7.crt
Repo rhel-7-server-rhui-rh-common-rpms forced skip_if_unavailable=True due to: /etc/pki/rhui/content-rhel7.key

tzdata.noarch                                                              
2023d-1.el7                                                              
rhel-7-server-rhui-rpms

See also

• yum update, check-update, --security
• YUM, [ install | update | upgrade | search | repolist | list| updateinfo | utils | config-manager | /etc/yum.conf ], /etc/yum/vars/releasever