{"id":"RLSA-2026:18931","summary":"Moderate: unbound security update","details":"The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. \n\nSecurity Fix(es):\n\n* unbound: DNSBomb vulnerability (CVE-2024-33655)\n\n* unbound: Unbound domain hijacking via promiscuous records (CVE-2025-11411)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 9 Release Notes linked from the References section.","modified":"2026-05-28T16:00:25.379401391Z","published":"2026-05-28T15:43:06.024531Z","upstream":["CVE-2024-33655","CVE-2025-11411"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:18931"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2279942"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2405706"}],"affected":[{"package":{"name":"unbound","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/unbound?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.24.2-2.el9"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:18931.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}