{"schemaVersion":3,"id":"MGASA-2018-0435","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated gnutls packages fix security vulnerabilities\n\nThe updated packages fix security vulnerabilities:\n\nIt was found that the GnuTLS implementation of HMAC-SHA-256 and\nHMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote\nattackers could use this flaw to conduct distinguishing attacks and\nplaintext-recovery attacks via statistical analysis of timing data\nusing crafted packets (CVE-2018-10844, CVE-2018-10845).\n\nA cache-based side channel in GnuTLS implementation that leads to plain\ntext recovery in cross-VM attack setting was found. An attacker could\nuse a combination of \"Just in Time\" Prime+probe attack in combination\nwith Lucky-13 attack to recover plain text using crafted packets\n(CVE-2018-10846).","dates":{"published":"2018-11-03T11:55:18.000Z","modified":"2026-04-16T06:26:17.865Z","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":"gnutls","name":"gnutls","label":"gnutls","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/gnutls","purlType":"rpm","versions":[{"text":"< 3.5.13-1.1.mga6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.13-1.1.mga6","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2018-0435.html","label":"advisories.mageia.org/MGASA-2018-0435.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=23682","label":"bugs.mageia.org/show_bug.cgi?id=23682","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://lists.opensuse.org/opensuse-updates/2018-09/msg00147.html","label":"lists.opensuse.org/opensuse-updates/2018-09/msg00147.html","hostname":"lists.opensuse.org","tags":["WEB"]},{"url":"https://lists.opensuse.org/opensuse-updates/2018-10/msg00000.html","label":"lists.opensuse.org/opensuse-updates/2018-10/msg00000.html","hostname":"lists.opensuse.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2018-10844","CVE-2018-10845","CVE-2018-10846"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-11-03T11:55:18.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T06:26:17.865Z","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":"2026-10-20T18:25:00.885Z","stale":false,"partial":false}}