{"id":"RLSA-2026:54654","summary":"Important: bind security update","details":"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.\n\nSecurity Fix(es):\n\n* bind: bind9: DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field (CVE-2026-13321)\n\n* bind: bind9: Potential memory usage beyond configured limits (CVE-2026-11622)\n\n* bind: bind9: Cache poisoning via label count discrepancy, RRSIG, wildcards (CVE-2026-11721)\n\n* bind: bind9: Unexpected exit with NSEC and NSEC3 both present (CVE-2026-13204)\n\n* bind: bind9: Incorrect acceptance of NSEC3 records (CVE-2026-10723)\n\nFor 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.","modified":"2026-08-15T06:30:20.945505994Z","published":"2026-08-15T06:00:52.662894Z","upstream":["CVE-2026-10723","CVE-2026-11622","CVE-2026-11721","CVE-2026-13204","CVE-2026-13321"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:54654","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:54654"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2504166"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2504298"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2504338"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2504447"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2504560"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:54654"}],"affected":[{"package":{"name":"bind","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/bind?distro=rocky-linux-8&epoch=2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.11.36-16.el8_10.14"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:54654.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}