{"schemaVersion":3,"id":"MGASA-2021-0037","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated opensc packages fix security vulnerabilities\n\nThe Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a\nheap-based buffer overflow in sc_oberthur_read_file (CVE-2020-26570).\n\nThe gemsafe GPK smart card software driver in OpenSC before 0.21.0-rc1 has a\nstack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init (CVE-2020-26571).\n\nThe TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a\nstack-based buffer overflow in tcos_decipher (CVE-2020-26572).","dates":{"published":"2021-01-17T16:07:01.000Z","modified":"2026-04-16T04:42:20.560Z","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":"mageia","product":"opensc","name":"opensc","label":"opensc","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/opensc","purlType":"rpm","versions":[{"text":"< 0.21.0-1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.21.0-1.mga7","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2021-0037.html","label":"advisories.mageia.org/MGASA-2021-0037.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=27663","label":"bugs.mageia.org/show_bug.cgi?id=27663","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2020-26570","CVE-2020-26571","CVE-2020-26572"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-01-17T16:07:01.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:42:20.560Z","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":"2026-10-20T21:48:46.104Z","stale":false,"partial":false}}