{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-20764","assignerOrgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","state":"PUBLISHED","assignerShortName":"MediaTek","dateReserved":"2024-11-01T01:21:50.398Z","datePublished":"2025-12-02T02:34:26.791Z","dateUpdated":"2026-02-26T16:57:47.141Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","shortName":"MediaTek","dateUpdated":"2025-12-02T02:34:26.791Z"},"descriptions":[{"lang":"en","value":"In smi, there is a possible out of bounds write 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: ALPS10259774; Issue ID: MSV-5029."}],"affected":[{"vendor":"MediaTek, Inc.","product":"MT6739, MT6761, MT6765, MT6768, MT6781, MT6789, MT6833, MT6835, MT6853, MT6855, MT6877, MT6878, MT6879, MT6883, MT6885, MT6886, MT6889, MT6893, MT6895, MT6897, MT6899, MT6983, MT6985, MT6989, MT6991, MT8196, MT8676, MT8678, MT8792, MT8793, MT8796, MT8873, MT8893","versions":[{"version":"Android 14.0, 15.0, 16.0","status":"affected"}]}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/December-2025"}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write"}]}]},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2025-20764","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-12-03T04:55:34.174969Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-26T16:57:47.141Z"}}]}}