{"schemaVersion":3,"id":"MGASA-2017-0027","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated libvncserver packages fix security vulnerability\n\nIt was discovered that there were two vulnerabilities in libvncserver, a\nlibrary to create/embed a VNC server:\n\nA heap-based buffer overflow that allows remote servers to cause a\ndenial of service via a crafted FramebufferUpdate message containing a\nsubrectangle outside of the drawing area (CVE-2016-9941).\n\nA heap-based buffer overflow that allow remote servers to cause a denial\nof service via a crafted FramebufferUpdate message with the \"Ultra\" type\ntile such that the LZO decompressed payload exceeds the size of the tile\ndimensions (CVE-2016-9942).","dates":{"published":"2017-01-27T20:30:52.000Z","modified":"2026-04-16T06:22:55.319Z","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":"libvncserver","name":"libvncserver","label":"libvncserver","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libvncserver","purlType":"rpm","versions":[{"text":"< 0.9.10-1.2.mga5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.9.10-1.2.mga5","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2017-0027.html","label":"advisories.mageia.org/MGASA-2017-0027.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=20075","label":"bugs.mageia.org/show_bug.cgi?id=20075","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-9941","label":"security-tracker.debian.org/tracker/CVE-2016-9941","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-9942","label":"security-tracker.debian.org/tracker/CVE-2016-9942","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":["CVE-2016-9941","CVE-2016-9942"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2017-01-27T20:30:52.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T06:22:55.319Z","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":"2026-10-19T17:08:20.057Z","stale":false,"partial":false}}