{"schemaVersion":3,"id":"USN-7582-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"samba vulnerabilities\n\nEvgeny Legerov discovered that Samba incorrectly handled buffers in\ncertain GSSAPI routines of Heimdal. A remote attacker could possibly use\nthis issue to cause Samba to crash, resulting in a denial of service.\n(CVE-2022-3437)\n\nGreg Hudson discovered that Samba incorrectly handled PAC parsing. On\n32-bit systems, a remote attacker could use this issue to escalate\nprivileges, or possibly execute arbitrary code. (CVE-2022-42898)\n\nJoseph Sutton discovered that Samba could be forced to issue rc4-hmac\nencrypted Kerberos tickets. A remote attacker could possibly use this issue\nto escalate privileges. This issue only affected Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2022-45141)\n\nFlorent Saudel discovered that Samba incorrectly handled certain Spotlight\nrequests. A remote attacker could possibly use this issue to cause Samba to\nconsume resources, leading to a denial of service. (CVE-2023-34966)","dates":{"published":"2025-06-19T10:33:58.000Z","modified":"2026-06-25T13:32:30.593Z","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-0ubuntu0.14.04.20+esm13","noFixRecorded":false,"fixedIn":null},{"text":"< 2:4.3.11+dfsg-0ubuntu0.16.04.34+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 2:4.7.6+dfsg~ubuntu-0ubuntu2.29+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm13 | < 2:4.3.11+dfsg-0ubuntu0.16.04.34+esm2 | < 2:4.7.6+dfsg~ubuntu-0ubuntu2.29+esm1","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-7582-1","label":"ubuntu.com/security/notices/USN-7582-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-3437","label":"ubuntu.com/security/CVE-2022-3437","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-42898","label":"ubuntu.com/security/CVE-2022-42898","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-45141","label":"ubuntu.com/security/CVE-2022-45141","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-34966","label":"ubuntu.com/security/CVE-2023-34966","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2022-3437","CVE-2022-42898","CVE-2022-45141","CVE-2023-34966"],"downstream":[],"duplicates":[],"related":["CVE-2022-3437","CVE-2022-42898","CVE-2022-45141","CVE-2023-34966"]},"timeline":[{"kind":"published","date":"2025-06-19T10:33:58.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:30.593Z","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":"2026-10-21T09:07:39.888Z","stale":false,"partial":false}}