The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. The following packages have been upgraded to a later upstream version: unbound . Security Fix: * unbound: the novel ghost domain where malicious users to trigger continued resolvability of malicious domain names * unbound: novel ghost domain attack where malicious users to trigger continued resolvability of malicious domain names 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 8.7 Release Notes linked from the References section.