{"id":"RLSA-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\n* bind: Cache poisoning due to weak PRNG (CVE-2025-40780)\n\n* bind: Resource exhaustion via malformed DNSKEY handling (CVE-2025-8677)\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":"2025-11-21T18:49:02.741Z","published":"2025-11-21T18:13:51.682496Z","upstream":["CVE-2025-40778","CVE-2025-40780","CVE-2025-8677"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:21111"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2405827"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2405829"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2405830"}],"affected":[{"package":{"name":"bind9.18","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/bind9.18?distro=rocky-linux-9&epoch=2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.18.29-5.el9_7.2"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:21111.json"}}],"schema_version":"1.7.3","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"}]}