{"schemaVersion":3,"id":"USN-5273-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"rpm vulnerabilities\n\nDemi M. Obenour discovered that RPM Package Manager incorrectly handled\ncertain files. An attacker could possibly use this issue to corrupt the\ndatabase and cause a denial of service. (CVE-2021-3421, CVE-2021-20271)\n\nDemi M. Obenour discovered that RPM Package Manager incorrectly handled\nmemory when processing certain data from the database. An attacker could\npossibly use this issue to cause a denial of service. This issue only\naffects Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2021-20266)","dates":{"published":"2022-07-21T06:56:30.000Z","modified":"2026-06-25T13:31:01.017Z","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":"rpm","name":"rpm","label":"rpm","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/rpm","purlType":"deb","versions":[{"text":"< 4.12.0.1+dfsg1-3ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.14.1+dfsg1-2ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.14.2.1+dfsg1-1ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.12.0.1+dfsg1-3ubuntu0.1~esm1 | < 4.14.1+dfsg1-2ubuntu0.1~esm1 | < 4.14.2.1+dfsg1-1ubuntu0.1~esm1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5273-1","label":"ubuntu.com/security/notices/USN-5273-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-3421","label":"ubuntu.com/security/CVE-2021-3421","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-20266","label":"ubuntu.com/security/CVE-2021-20266","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-20271","label":"ubuntu.com/security/CVE-2021-20271","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-20266","CVE-2021-20271","CVE-2021-3421"],"downstream":[],"duplicates":[],"related":["CVE-2021-20266","CVE-2021-20271","CVE-2021-3421"]},"timeline":[{"kind":"published","date":"2022-07-21T06:56:30.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:31:01.017Z","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":"2026-10-20T07:14:43.411Z","stale":false,"partial":false}}