{"schemaVersion":3,"id":"MGASA-2021-0059","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated dnsmasq packages fix security vulnerability\n\nMultiples vulnerabilities  have been discovered in dnsmasq up to version 2.82:\n- subtle errors in dnsmasq's protections against cache-poisoning attacks\n(CVE-2020-25684, CVE-2020-25685 and CVE-2020-25686)\n- buffer overflow in dnsmasq's DNSSEC code (CVE-2020-25681,\nCVE-2020-25682, CVE-2020-25683 and CVE-2020-25687)","dates":{"published":"2021-01-29T19:05:33.000Z","modified":"2026-04-16T04:44:35.313Z","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":"dnsmasq","name":"dnsmasq","label":"dnsmasq","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/dnsmasq","purlType":"rpm","versions":[{"text":"< 2.83-1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.83-1.mga7","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2021-0059.html","label":"advisories.mageia.org/MGASA-2021-0059.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=28169","label":"bugs.mageia.org/show_bug.cgi?id=28169","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2021q1/014599.html","label":"lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2021q1/014599.html","hostname":"lists.thekelleys.org.uk","tags":["WEB"]},{"url":"https://www.openwall.com/lists/oss-security/2021/01/19/1","label":"www.openwall.com/lists/oss-security/2021/01/19/1","hostname":"www.openwall.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2020-25681","CVE-2020-25682","CVE-2020-25683","CVE-2020-25684","CVE-2020-25685","CVE-2020-25686","CVE-2020-25687"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-01-29T19:05:33.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:44:35.313Z","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":"2026-10-20T06:34:52.428Z","stale":false,"partial":false}}