{"schemaVersion":3,"id":"USN-7000-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"expat vulnerabilities\n\nUSN-7000-1 fixed vulnerabilities in Expat. This update\nprovides the corresponding updates for Ubuntu 22.04 LTS.\n\nOriginal advisory details:\n\n Shang-Hung Wan discovered that Expat did not properly handle certain\n function calls when a negative input length was provided. An attacker\n could use this issue to cause a denial of service or possibly execute\n arbitrary code. (CVE-2024-45490)\n\n Shang-Hung Wan discovered that Expat did not properly handle the\n potential for an integer overflow on 32-bit platforms. An attacker\n could use this issue to cause a denial of service or possibly execute\n arbitrary code. (CVE-2024-45491, CVE-2024-45492)","dates":{"published":"2024-09-17T12:19:18.000Z","modified":"2026-04-27T17:27:03.951Z","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":"< 2.4.7-1ubuntu0.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.4.7-1ubuntu0.4","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7000-2","label":"ubuntu.com/security/notices/USN-7000-2","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-45490","label":"ubuntu.com/security/CVE-2024-45490","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-45491","label":"ubuntu.com/security/CVE-2024-45491","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-45492","label":"ubuntu.com/security/CVE-2024-45492","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2024-45490","CVE-2024-45491","CVE-2024-45492"],"downstream":[],"duplicates":[],"related":["CVE-2024-45490","CVE-2024-45491","CVE-2024-45492"]},"timeline":[{"kind":"published","date":"2024-09-17T12:19:18.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T17:27:03.951Z","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":"2026-10-20T16:52:33.576Z","stale":false,"partial":false}}