{"schemaVersion":3,"id":"USN-8723-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"spice-vdagent vulnerabilities\n\nIt was discovered that SPICE vdagent had an integer overflow in the buffer\nsize calculation used when writing to the daemon socket. A malicious or\ncompromised SPICE host could possibly use this issue to cause SPICE vdagent\nto crash, resulting in a denial of service. (CVE-2026-57965)\n\nIt was discovered that SPICE vdagent did not properly sanitize filenames\nprovided by the SPICE host during file transfers. A malicious or\ncompromised SPICE host could possibly use this issue to write arbitrary\nfiles to any location on the guest operating system with the privileges of\nthe spice-vdagent process. (CVE-2026-57966)","dates":{"published":"2026-09-03T12:43:08.000Z","modified":"2026-09-03T22:56:55.471Z","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":"< 0.22.1-1ubuntu0.1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.22.1-4ubuntu0.1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.23.0-1ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.22.1-1ubuntu0.1 | < 0.22.1-4ubuntu0.1 | < 0.23.0-1ubuntu0.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-8723-1","label":"ubuntu.com/security/notices/USN-8723-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-57965","label":"ubuntu.com/security/CVE-2026-57965","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-57966","label":"ubuntu.com/security/CVE-2026-57966","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2026-57965","CVE-2026-57966"],"downstream":[],"duplicates":[],"related":["CVE-2026-57965","CVE-2026-57966"]},"timeline":[{"kind":"published","date":"2026-09-03T12:43:08.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-03T22:56:55.471Z","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":"2026-10-20T22:50:47.481Z","stale":false,"partial":false}}