{"schemaVersion":3,"id":"USN-3827-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"samba vulnerabilities\n\nFlorian Stuelpner discovered that Samba incorrectly handled CNAME records.\nA remote attacker could use this issue to cause Samba to crash, resulting\nin a denial of service. (CVE-2018-14629)\n\nAlex MacCuish discovered that Samba incorrectly handled memory when\nconfigured to accept smart-card authentication. A remote attacker could\npossibly use this issue to cause Samba to crash, resulting in a denial of\nservice. (CVE-2018-16841)\n\nGarming Sam discovered that Samba incorrectly handled memory when\nprocessing LDAP searches. A remote attacker could possibly use this issue\nto cause Samba to crash, resulting in a denial of service. (CVE-2018-16851)","dates":{"published":"2018-11-27T12:35:49.000Z","modified":"2026-04-22T09:52:13.403Z","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":"samba","name":"samba","label":"samba","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/samba","purlType":"deb","versions":[{"text":"< 2:4.3.11+dfsg-0ubuntu0.14.04.19","noFixRecorded":false,"fixedIn":null},{"text":"< 2:4.3.11+dfsg-0ubuntu0.16.04.18","noFixRecorded":false,"fixedIn":null},{"text":"< 2:4.7.6+dfsg~ubuntu-0ubuntu2.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2:4.3.11+dfsg-0ubuntu0.14.04.19 | < 2:4.3.11+dfsg-0ubuntu0.16.04.18 | < 2:4.7.6+dfsg~ubuntu-0ubuntu2.5","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"samba","label":"Samba","category":"server-app"}},"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3827-1","label":"ubuntu.com/security/notices/USN-3827-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-14629","label":"ubuntu.com/security/CVE-2018-14629","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-16841","label":"ubuntu.com/security/CVE-2018-16841","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-16851","label":"ubuntu.com/security/CVE-2018-16851","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-14629","CVE-2018-16841","CVE-2018-16851"],"downstream":[],"duplicates":[],"related":["CVE-2018-14629","CVE-2018-16841","CVE-2018-16851"]},"timeline":[{"kind":"published","date":"2018-11-27T12:35:49.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:52:13.403Z","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":"2026-10-20T17:24:53.225Z","stale":false,"partial":false}}