{"schemaVersion":3,"id":"USN-8449-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"ldns vulnerability\n\nPablo Ruiz discovered that ldns did not properly validate DNS\nresponses when used as a stub resolver over UDP. A remote\nattacker could possibly use this issue to inject arbitrary DNS\nresponses.","dates":{"published":"2026-06-18T13:33:51.000Z","modified":"2026-06-22T09:32:19.771Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"ldns","name":"ldns","label":"ldns","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/ldns","purlType":"deb","versions":[{"text":"< 1.6.17-8ubuntu0.1+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 1.7.0-3ubuntu4.1+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.7.0-4.1ubuntu1+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 1.7.1-2ubuntu4+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 1.8.3-2ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.8.4-2ubuntu0.26.04.1~esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.6.17-8ubuntu0.1+esm2 | < 1.7.0-3ubuntu4.1+esm1 | < 1.7.0-4.1ubuntu1+esm2 | < 1.7.1-2ubuntu4+esm2 | < 1.8.3-2ubuntu0.1~esm1 | < 1.8.4-2ubuntu0.26.04.1~esm1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-8449-1","label":"ubuntu.com/security/notices/USN-8449-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-10846","label":"ubuntu.com/security/CVE-2026-10846","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":["CVE-2026-10846"]},"timeline":[{"kind":"published","date":"2026-06-18T13:33:51.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-22T09:32:19.771Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T22:51:32.770Z","stale":false,"partial":false}}