RHSA-2024:11003 — Security Advisory

An update for unbound is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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 unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver.

Security Fix(es):

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

• 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.