{"schemaVersion":3,"id":"MGASA-2016-0208","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated botan packages fix security vulnerabilities\n\nUpdated botan packages fix security vulnerabilities:\n\nDuring RSA decryption, how long decoding of PKCS #1 v1.5 padding took was\ninput dependent. If these differences could be measured by an attacker,\nit could be used to mount a Bleichenbacher million-message attack\n(CVE-2015-7827).\n\nECDSA (and DSA) signature algorithms perform a modular inverse on the\nsignature nonce k. The modular inverse algorithm used had input dependent\nloops, and it is possible a side channel attack could recover sufficient\ninformation about the nonce to eventually recover the ECDSA secret key\n(CVE-2016-2849).","dates":{"published":"2016-05-29T13:55:26.000Z","modified":"2026-04-16T06:24:58.772Z","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":"botan","name":"botan","label":"botan","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/botan","purlType":"rpm","versions":[{"text":"< 1.10.12-1.1.mga5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.10.12-1.1.mga5","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2016-0208.html","label":"advisories.mageia.org/MGASA-2016-0208.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=18356","label":"bugs.mageia.org/show_bug.cgi?id=18356","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://botan.randombit.net/security.html","label":"botan.randombit.net/security.html","hostname":"botan.randombit.net","tags":["WEB"]},{"url":"https://www.debian.org/security/2016/dsa-3565","label":"www.debian.org/security/2016/dsa-3565","hostname":"www.debian.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2015-7827","CVE-2016-2849"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2016-05-29T13:55:26.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T06:24:58.772Z","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":"2026-10-22T17:20:52.153Z","stale":false,"partial":false}}