An update for dnsmasq is now available for Red Hat Enterprise Linux 9.0
 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of
 Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The dnsmasq packages contain dnsmasq, a lightweight DNS (Domain Name Server)
 forwarder and DHCP (Dynamic Host Configuration Protocol) server.

Security Fix(es):

* dnsmasq: bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator
 (CVE-2023-50387)

* dnsmasq: bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU
 resources (CVE-2023-50868)

For more details about the security issue(s), including the impact, a CVSS
 score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

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CVE-2023-50387: Uncontrolled Resource Consumption (CWE-400)
CVE-2023-50868: Uncontrolled Resource Consumption (CWE-400)