{"id":"CVE-2025-30195","summary":"A crafted zone can lead to an illegal memory access in the PowerDNS Recursor","details":"An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denial of service.\n\nThe remedy is: upgrade to the patched 5.2.1 version.\n\nWe would like to thank Volodymyr Ilyin for bringing this issue to our attention.","modified":"2026-08-12T03:51:41.962376228Z","published":"2025-04-07T13:24:17.879Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/30xxx/CVE-2025-30195.json","cna_assigner":"OX","cwe_ids":["CWE-476"]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/04/07/1"},{"type":"WEB","url":"https://repo.powerdns.com/"},{"type":"ADVISORY","url":"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-01.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/30xxx/CVE-2025-30195.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-30195"},{"type":"PACKAGE","url":"https://github.com/PowerDNS/pdns"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/powerdns/pdns","events":[{"introduced":"544037cd123e8662877b5dc0b7963f5a094a2faf"},{"last_affected":"544037cd123e8662877b5dc0b7963f5a094a2faf"}],"database_specific":{"extracted_events":[{"introduced":"5.2.0"},{"last_affected":"5.2.0"}],"source":"AFFECTED_FIELD"}}],"versions":["5.2.0","rec-5.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-30195.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}