Issued at: 2026-11-01
Updated at: 2026-11-02
Advisory content derived from Red Hat RHSA-2026:93072, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: bind9.18 security update
Description
BIND (Berkeley Internet Name Domain) is an implementation of the DNS (Domain Name System) protocols. BIND includes a DNS server (named), which resolves host names to IP addresses; a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating properly.
Security Fix(es):
* bind: BIND: Denial of Service via unbounded processing of crafted DNS messages (CVE-2026-19630)
* bind: bind: Arbitrary code execution via GSS-TSIG UDP message replay (CVE-2026-94300)
* bind: bind: Denial of Service via assertion failure during redirect processing (CVE-2026-96888)
* bind: bind: Denial of service via assertion failure in RPZ query processing (CVE-2026-97313)
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.