{"id":"ALSA-2025:21111","summary":"Important: bind9.18 security update","details":"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.  \n\nSecurity Fix(es):  \n\n  * bind: Cache poisoning attacks with unsolicited RRs (CVE-2025-40778)\n  * bind: Cache poisoning due to weak PRNG (CVE-2025-40780)\n  * bind: Resource exhaustion via malformed DNSKEY handling (CVE-2025-8677)\n\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.\n","modified":"2026-02-04T04:19:59.445255Z","published":"2025-11-12T00:00:00Z","related":["CVE-2025-40778","CVE-2025-40780","CVE-2025-8677"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:21111"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-40778"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-40780"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-8677"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2405827"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2405829"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2405830"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2025-21111.html"}],"affected":[{"package":{"name":"bind9.18","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-chroot","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-chroot"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-dnssec-utils","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-dnssec-utils"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-doc","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-libs","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}},{"package":{"name":"bind9.18-utils","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/bind9.18-utils"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.18.29-5.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21111.json"}}],"schema_version":"1.7.3"}