{"schemaVersion":3,"id":"USN-5288-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"expat vulnerabilities\n\nIt was discovered that Expat incorrectly handled certain files.\nAn attacker could possibly use this issue to cause a crash or\nexecute arbitrary code.","dates":{"published":"2022-02-21T14:48:40.000Z","modified":"2026-06-29T13:49:35.689Z","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":"expat","name":"expat","label":"expat","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/expat","purlType":"deb","versions":[{"text":"< 2.1.0-4ubuntu1.4+esm4","noFixRecorded":false,"fixedIn":null},{"text":"< 2.1.0-7ubuntu0.16.04.5+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 2.2.5-3ubuntu0.4","noFixRecorded":false,"fixedIn":null},{"text":"< 2.2.9-1ubuntu0.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.1.0-4ubuntu1.4+esm4 | < 2.1.0-7ubuntu0.16.04.5+esm2 | < 2.2.5-3ubuntu0.4 | < 2.2.9-1ubuntu0.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5288-1","label":"ubuntu.com/security/notices/USN-5288-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-45960","label":"ubuntu.com/security/CVE-2021-45960","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-46143","label":"ubuntu.com/security/CVE-2021-46143","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22822","label":"ubuntu.com/security/CVE-2022-22822","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22823","label":"ubuntu.com/security/CVE-2022-22823","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22824","label":"ubuntu.com/security/CVE-2022-22824","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22825","label":"ubuntu.com/security/CVE-2022-22825","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22826","label":"ubuntu.com/security/CVE-2022-22826","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-22827","label":"ubuntu.com/security/CVE-2022-22827","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-23852","label":"ubuntu.com/security/CVE-2022-23852","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-23990","label":"ubuntu.com/security/CVE-2022-23990","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-25235","label":"ubuntu.com/security/CVE-2022-25235","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-25236","label":"ubuntu.com/security/CVE-2022-25236","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-45960","CVE-2021-46143","CVE-2022-22822","CVE-2022-22823","CVE-2022-22824","CVE-2022-22825","CVE-2022-22826","CVE-2022-22827","CVE-2022-23852","CVE-2022-23990","CVE-2022-25235","CVE-2022-25236"],"downstream":[],"duplicates":[],"related":["CVE-2021-45960","CVE-2021-46143","CVE-2022-22822","CVE-2022-22823","CVE-2022-22824","CVE-2022-22825","CVE-2022-22826","CVE-2022-22827","CVE-2022-23852","CVE-2022-23990","CVE-2022-25235","CVE-2022-25236"]},"timeline":[{"kind":"published","date":"2022-02-21T14:48:40.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-29T13:49:35.689Z","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":"2026-10-20T04:07:41.264Z","stale":false,"partial":false}}