Red Hat Product Errata RHSA-2026:16064 - Security Advisory Issued: 2026-05-11 Updated: 2026-05-11 RHSA-2026:16064 - Security Advisory Overview Updated Packages Synopsis Important: bind security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for bind is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. 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. Description The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly. Security Fix(es): bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone (CVE-2026-1519) 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.4 x86_64 Red Hat Enterprise Linux Server - AUS 8.4 x86_64 Fixes BZ - 2451305 - CVE-2026-1519 bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone CVEs CVE-2026-1519 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.4 SRPM bind-9.11.26-4.el8_4.9.src.rpm SHA-256: 344b587c49b526ce6744225f38e13b349aeea1d07173e39228aea3d51e93d19a x86_64 bind-9.11.26-4.el8_4.9.x86_64.rpm SHA-256: 7dce2dd0ce10716c4e406eb8c20928e1001f3431250e1f1e2dd285b36898de47 bind-chroot-9.11.26-4.el8_4.9.x86_64.rpm SHA-256: 36da801f05f5e48beb5b2f00db768528882104c4b0909b163fcebc9f0b9ca932 bind-debuginfo-9.11.26-4.el8_4.9.i686.rpm SHA-256: 1690d34dae37c916c27af0f596af50de4596657d8be836eefd5f513dd4066e58 bind-debuginfo-9.11.26-4.el8_4.9.i686.rpm SHA-256: 1690d34dae37c916c27af0f596af50de4596657d8be836eefd5f513dd4066e58 bind-debuginfo-9.11.26-4.el8_4.9.x86_64.rpm SHA-256: ddb9314dd000743e2fb151e92a10c77f74ea4d069c7d9246338d68bd839b1891 bind-debuginfo-9.11.26-4.el8_4.9.x86_64.rpm SHA-256: ddb9314dd000743e2fb151e92a10c77f74ea4d069c7d9246338d68bd839b1891 bind-debugsource-9.11.26-4.el8_4.9.i686.rpm SHA-256: 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