{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20584","assignerOrgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","state":"PUBLISHED","assignerShortName":"MediaTek","dateReserved":"2025-11-03T01:30:59.049Z","datePublished":"2026-11-02T02:34:01.708Z","dateUpdated":"2026-11-03T04:55:51.058Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","shortName":"MediaTek","dateUpdated":"2026-11-02T02:34:01.708Z"},"descriptions":[{"lang":"en","value":"In usb, there is a possible memory corruption due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11411916; Issue ID: MSV-9746."}],"affected":[{"vendor":"MediaTek, Inc.","product":"MediaTek chipset","defaultStatus":"unaffected","versions":[{"version":"MT6739","status":"affected"},{"version":"MT6761","status":"affected"},{"version":"MT6765","status":"affected"},{"version":"MT6768","status":"affected"},{"version":"MT6769","status":"affected"},{"version":"MT6781","status":"affected"},{"version":"MT6789","status":"affected"},{"version":"MT6833","status":"affected"},{"version":"MT6835","status":"affected"},{"version":"MT6853","status":"affected"},{"version":"MT6855","status":"affected"},{"version":"MT6858","status":"affected"},{"version":"MT6877","status":"affected"},{"version":"MT6878","status":"affected"},{"version":"MT6879","status":"affected"},{"version":"MT6881","status":"affected"},{"version":"MT6883","status":"affected"},{"version":"MT6885","status":"affected"},{"version":"MT6886","status":"affected"},{"version":"MT6889","status":"affected"},{"version":"MT6893","status":"affected"},{"version":"MT6895","status":"affected"},{"version":"MT6897","status":"affected"},{"version":"MT6899","status":"affected"},{"version":"MT6983","status":"affected"},{"version":"MT6985","status":"affected"},{"version":"MT6989","status":"affected"},{"version":"MT6991","status":"affected"},{"version":"MT6993","status":"affected"}]}],"references":[{"url":"https://www.mediatek.com/product-security-bulletin/November-2026"}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write"}]}],"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.7,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-11-02T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-20584"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-03T04:55:51.058Z"}}]}}