{"schemaVersion":3,"id":"USN-7886-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"python3.13 vulnerabilities\n\nUSN-7886-1 fixed vulnerabilities in Python. This update provides the\ncorresponding updates for python3.13 in Ubuntu 25.04 and Ubuntu 25.10.\n\nOriginal advisory details:\n\n It was discovered that Python inefficiently handled expanding system\n environment variables. An attacker could possibly use this issue to cause\n Python to consume excessive resources, leading to a denial of service.\n (CVE-2025-6075)\n\n Caleb Brown discovered that Python incorrectly handled the ZIP64 End of\n Central Directory (EOCD) Locator record offset value. An attacker could\n possibly use this issue to obfuscate malicious content. (CVE-2025-8291)","dates":{"published":"2025-11-26T20:22:31.000Z","modified":"2026-04-27T18:24:54.706Z","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":"python3.13","name":"python3.13","label":"python3.13","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/python3.13","purlType":"deb","versions":[{"text":"< 3.13.7-1ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.13.7-1ubuntu0.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7886-2","label":"ubuntu.com/security/notices/USN-7886-2","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-6075","label":"ubuntu.com/security/CVE-2025-6075","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-8291","label":"ubuntu.com/security/CVE-2025-8291","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2025-6075","CVE-2025-8291"],"downstream":[],"duplicates":[],"related":["CVE-2025-6075","CVE-2025-8291"]},"timeline":[{"kind":"published","date":"2025-11-26T20:22:31.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T18:24:54.706Z","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":"2026-10-20T03:58:54.571Z","stale":false,"partial":false}}