{"schemaVersion":3,"id":"USN-5462-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"ruby2.5, ruby2.7, ruby3.0 vulnerabilities\n\nIt was discovered that Ruby incorrectly handled certain regular expressions.\nAn attacker could possibly use this issue to execute arbitrary code. This\nissue only affected Ubuntu 22.04 LTS. (CVE-2022-28738)\n\nIt was discovered that Ruby incorrectly handled certain inputs.\nAn attacker could possibly use this issue to expose sensitive information.\n(CVE-2022-28739)","dates":{"published":"2022-06-06T17:23:28.000Z","modified":"2026-04-22T10:24:15.580Z","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":"ruby2.5","name":"ruby2.5","label":"ruby2.5","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/ruby2.5","purlType":"deb","versions":[{"text":"< 2.5.1-1ubuntu1.12","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.1-1ubuntu1.12","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"ruby2.7","name":"ruby2.7","label":"ruby2.7","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/ruby2.7","purlType":"deb","versions":[{"text":"< 2.7.0-5ubuntu1.7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.7.0-5ubuntu1.7","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"ruby3.0","name":"ruby3.0","label":"ruby3.0","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/ruby3.0","purlType":"deb","versions":[{"text":"< 3.0.2-7ubuntu2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.0.2-7ubuntu2.1","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5462-1","label":"ubuntu.com/security/notices/USN-5462-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-28738","label":"ubuntu.com/security/CVE-2022-28738","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-28739","label":"ubuntu.com/security/CVE-2022-28739","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2022-28738","CVE-2022-28739"],"downstream":[],"duplicates":[],"related":["CVE-2022-28738","CVE-2022-28739"]},"timeline":[{"kind":"published","date":"2022-06-06T17:23:28.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:24:15.580Z","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":"2026-10-19T22:21:27.053Z","stale":false,"partial":false}}