{"schemaVersion":3,"id":"USN-4617-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"spice-vdagent vulnerabilities\n\nMatthias Gerstner discovered that SPICE vdagent incorrectly handled the\nactive_xfers hash table. A local attacker could possibly use this issue to\ncause SPICE vdagent to consume memory, resulting in a denial of service.\n(CVE-2020-25650)\n\nMatthias Gerstner discovered that SPICE vdagent incorrectly handled the\nactive_xfers hash table. A local attacker could possibly use this issue to\ncause SPICE vdagent to consume memory, resulting in a denial of service, or\nobtain sensitive file contents. (CVE-2020-25651)\n\nMatthias Gerstner discovered that SPICE vdagent incorrectly handled a large\nnumber of client connections. A local attacker could possibly use this\nissue to cause SPICE vdagent to consume resources, resulting in a denial of\nservice. (CVE-2020-25652)\n\nMatthias Gerstner discovered that SPICE vdagent incorrectly handled client\nconnections. A local attacker could possibly use this issue to obtain\nsensitive information, paste clipboard contents, and transfer files into\nthe active session. (CVE-2020-25653)","dates":{"published":"2020-11-04T11:53:48.000Z","modified":"2026-04-27T15:46:31.071Z","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":"ubuntu","product":"spice-vdagent","name":"spice-vdagent","label":"spice-vdagent","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/spice-vdagent","purlType":"deb","versions":[{"text":"< 0.17.0-1ubuntu2.2","noFixRecorded":false,"fixedIn":null},{"text":"< 0.19.0-2ubuntu0.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.17.0-1ubuntu2.2 | < 0.19.0-2ubuntu0.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4617-1","label":"ubuntu.com/security/notices/USN-4617-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-25650","label":"ubuntu.com/security/CVE-2020-25650","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-25651","label":"ubuntu.com/security/CVE-2020-25651","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-25652","label":"ubuntu.com/security/CVE-2020-25652","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-25653","label":"ubuntu.com/security/CVE-2020-25653","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2020-25650","CVE-2020-25651","CVE-2020-25652","CVE-2020-25653"],"downstream":[],"duplicates":[],"related":["CVE-2020-25650","CVE-2020-25651","CVE-2020-25652","CVE-2020-25653"]},"timeline":[{"kind":"published","date":"2020-11-04T11:53:48.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T15:46:31.071Z","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":"2026-10-20T21:52:00.716Z","stale":false,"partial":false}}