{"id":"USN-7855-1","summary":"unbound vulnerability","details":"Yuxiao Wu, Yunyi Zhang, Baojun Liu, and Haixin Duan discovered that Unbound\nincorrectly handled certain promiscuous NS RRSets. A remote attacker could\npossibly use this issue to perform a domain hijack attack.\n","modified":"2026-04-27T18:24:48.095040Z","published":"2025-11-04T14:00:43Z","related":["UBUNTU-CVE-2025-11411"],"upstream":["CVE-2025-11411","UBUNTU-CVE-2025-11411"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7855-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-11411"}],"affected":[{"package":{"name":"unbound","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/unbound@1.13.1-1ubuntu5.13?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.1-1ubuntu5.13"}]}],"versions":["1.13.1-1ubuntu1","1.13.1-1ubuntu3","1.13.1-1ubuntu5","1.13.1-1ubuntu5.1","1.13.1-1ubuntu5.2","1.13.1-1ubuntu5.3","1.13.1-1ubuntu5.4","1.13.1-1ubuntu5.5","1.13.1-1ubuntu5.7","1.13.1-1ubuntu5.8","1.13.1-1ubuntu5.10","1.13.1-1ubuntu5.11","1.13.1-1ubuntu5.12"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libunbound8","binary_version":"1.13.1-1ubuntu5.13"},{"binary_name":"python3-unbound","binary_version":"1.13.1-1ubuntu5.13"},{"binary_name":"unbound","binary_version":"1.13.1-1ubuntu5.13"},{"binary_version":"1.13.1-1ubuntu5.13","binary_name":"unbound-anchor"},{"binary_version":"1.13.1-1ubuntu5.13","binary_name":"unbound-host"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7855-1.json"}},{"package":{"name":"unbound","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/unbound@1.19.2-1ubuntu3.6?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.19.2-1ubuntu3.6"}]}],"versions":["1.17.1-2","1.18.0-2ubuntu1","1.18.0-2ubuntu2","1.19.1-1ubuntu1","1.19.2-1ubuntu1","1.19.2-1ubuntu3","1.19.2-1ubuntu3.1","1.19.2-1ubuntu3.2","1.19.2-1ubuntu3.3","1.19.2-1ubuntu3.4","1.19.2-1ubuntu3.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.19.2-1ubuntu3.6","binary_name":"libunbound8"},{"binary_name":"python3-unbound","binary_version":"1.19.2-1ubuntu3.6"},{"binary_name":"unbound","binary_version":"1.19.2-1ubuntu3.6"},{"binary_name":"unbound-anchor","binary_version":"1.19.2-1ubuntu3.6"},{"binary_name":"unbound-host","binary_version":"1.19.2-1ubuntu3.6"}]},"database_specific":{"cves_map":{"cves":[],"ecosystem":"Ubuntu:24.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7855-1.json"}},{"package":{"name":"unbound","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/unbound@1.22.0-2ubuntu2.1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.22.0-2ubuntu2.1"}]}],"versions":["1.22.0-1ubuntu1","1.22.0-2ubuntu1","1.22.0-2ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libunbound8","binary_version":"1.22.0-2ubuntu2.1"},{"binary_name":"python3-unbound","binary_version":"1.22.0-2ubuntu2.1"},{"binary_name":"unbound","binary_version":"1.22.0-2ubuntu2.1"},{"binary_name":"unbound-anchor","binary_version":"1.22.0-2ubuntu2.1"},{"binary_name":"unbound-host","binary_version":"1.22.0-2ubuntu2.1"}]},"database_specific":{"cves_map":{"cves":[],"ecosystem":"Ubuntu:25.10"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7855-1.json"}}],"schema_version":"1.7.5"}