Yum Command Parameters

Command format: yum <command> [option]

**Table 1** Major <command> parameters
Parameter	Description
help	Displays help information.
updateinfo	Displays summary of package updates.
upgrade	Installs package updates.
check-update	Checks for available package updates.

**Table 2** Major [option] parameters
Parameter	Description
-h, --help, --help-cmd	Displays command help information.
--security	Displays available security updates.
--advisory ADVISORY	Specifies specific advisories. This parameter can be used together with updateinfo, upgrade, and check -update. Multiple packages are separated by commas (,).
--cve CVES	Specifies specific CVEs. This parameter can be used together with updateinfo, upgrade, and check -update. Multiple packages are separated by commas (,).
--sec-severity {Critical,Important,Moderate,Low}	Specifies specific security levels. This parameter can be used together with updateinfo, upgrade, and check -update. Values in the brackets can be any combination of security update levels.