The bash packages provide Bash , which is the default shell for Red Hat Enterprise Linux. Security Fix: * bash: BASH_CMD is writable in restricted bash shells For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.8 Release Notes linked from the References section.