{"schemaVersion":3,"id":"MGASA-2020-0280","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated libvncserver packages fix security vulnerability\n\nUpdated libvncserver packages fix security vulnerabilities:\n\nlibvncclient/sockets.c in LibVNCServer had a buffer overflow via a long\nsocket filename (CVE-2019-20839).\n\nlibvncserver/rfbregion.c had a NULL pointer dereference (CVE-2020-14397).\n\nByte-aligned data was accessed through uint32_t pointers in\nlibvncclient/rfbproto.c (CVE-2020-14399).\n\nByte-aligned data was accessed through uint16_t pointers in\nlibvncserver/translate.c (CVE-2020-14400).\n\nlibvncserver/scale.c had a pixel_value integer overflow (CVE-2020-14401).\n\nlibvncserver/corre.c allowed out-of-bounds access via encodings\n(CVE-2020-14402).\n\nlibvncserver/hextile.c allowed out-of-bounds access via encodings\n(CVE-2020-14403).\n\nlibvncserver/rre.c allowed out-of-bounds access via encodings\n(CVE-2020-14404).\n\nlibvncclient/rfbproto.c does not limit TextChat size (CVE-2020-14405).\n\nThe libvncserver package has been updated to version 0.9.13, fixing these\nissues and several others.  See the release announcement for details.","dates":{"published":"2020-07-05T19:48:23.000Z","modified":"2026-04-16T04:42:45.902Z","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":"< 0.9.13-1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.9.13-1.mga7","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2020-0280.html","label":"advisories.mageia.org/MGASA-2020-0280.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=26881","label":"bugs.mageia.org/show_bug.cgi?id=26881","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.13","label":"github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.13","hostname":"github.com","tags":["WEB"]},{"url":"https://www.debian.org/lts/security/2020/dla-2264","label":"www.debian.org/lts/security/2020/dla-2264","hostname":"www.debian.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2019-20839","CVE-2020-14397","CVE-2020-14398","CVE-2020-14399","CVE-2020-14400","CVE-2020-14401","CVE-2020-14402","CVE-2020-14403","CVE-2020-14404","CVE-2020-14405"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-07-05T19:48:23.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:42:45.902Z","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":"2026-10-19T05:05:36.528Z","stale":false,"partial":false}}