To see if this is installed and enabled, look under /etc/yum/pluginconf.d/security.conf — it should have a line that reads “enabled=1”. If not, you’ll want to enable that.
root@server01[~]#yum install yum-security -y After you install the yum security plugin you will be able to check for only security updates.
root@server01[~]#yum --security update Loaded plugins: presto, priorities, refresh-packagekit, security Setting up Update Process Resolving Dependencies Limiting packages to security relevant ones ..... Yum checks for any security updates and if available, prompts for your confirmation to install them. 'yum --security update' command ignores all other updates available. Thank you.
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