{"schemaVersion":3,"id":"MGASA-2021-0518","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated wireshark packages fix security vulnerability\n\nIPPUSB dissector crash (CVE-2021-39920).\nModbus dissector crash (CVE-2021-39921).\nC12.22 dissector crash (CVE-2021-39922).\nPNRP dissector large loop (wnpa-sec-2021-11).\nBluetooth DHT dissector large loop (CVE-2021-39924).\nBluetooth SDP dissector crash (CVE-2021-39925).\nBluetooth HCI_ISO dissector crash (CVE-2021-39926).\nIEEE 802.11 dissector crash (CVE-2021-39928).\nBluetooth DHT dissector crash (CVE-2021-39929).","dates":{"published":"2021-11-20T19:31:06.000Z","modified":"2026-04-16T04:42:29.170Z","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":"wireshark","name":"wireshark","label":"wireshark","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/wireshark","purlType":"rpm","versions":[{"text":"< 3.4.10-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.4.10-1.mga8","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2021-0518.html","label":"advisories.mageia.org/MGASA-2021-0518.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=29670","label":"bugs.mageia.org/show_bug.cgi?id=29670","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-07","label":"www.wireshark.org/security/wnpa-sec-2021-07","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-08","label":"www.wireshark.org/security/wnpa-sec-2021-08","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-09","label":"www.wireshark.org/security/wnpa-sec-2021-09","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-10","label":"www.wireshark.org/security/wnpa-sec-2021-10","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-11","label":"www.wireshark.org/security/wnpa-sec-2021-11","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-12","label":"www.wireshark.org/security/wnpa-sec-2021-12","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-13","label":"www.wireshark.org/security/wnpa-sec-2021-13","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-14","label":"www.wireshark.org/security/wnpa-sec-2021-14","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/security/wnpa-sec-2021-15","label":"www.wireshark.org/security/wnpa-sec-2021-15","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/docs/relnotes/wireshark-3.4.8.html","label":"www.wireshark.org/docs/relnotes/wireshark-3.4.8.html","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/docs/relnotes/wireshark-3.4.9.html","label":"www.wireshark.org/docs/relnotes/wireshark-3.4.9.html","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/docs/relnotes/wireshark-3.4.10.html","label":"www.wireshark.org/docs/relnotes/wireshark-3.4.10.html","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/news/20210825.html","label":"www.wireshark.org/news/20210825.html","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/news/20211006.html","label":"www.wireshark.org/news/20211006.html","hostname":"www.wireshark.org","tags":["WEB"]},{"url":"https://www.wireshark.org/news/20211117.html","label":"www.wireshark.org/news/20211117.html","hostname":"www.wireshark.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2021-39920","CVE-2021-39921","CVE-2021-39922","CVE-2021-39924","CVE-2021-39925","CVE-2021-39926","CVE-2021-39928","CVE-2021-39929"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-11-20T19:31:06.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:42:29.170Z","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":"2026-10-19T19:56:32.315Z","stale":false,"partial":false}}