CVE-2026-20409

{"id": "CVE-2026-20409", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2026-02-02T09:15:55.790", "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/February-2026", "tags": ["Vendor Advisory"], "source": "security@mediatek.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@mediatek.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "In imgsys, 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: ALPS10363246; Issue ID: MSV-5779."}, {"lang": "es", "value": "En imgsys, existe una posible escritura fuera de l\u00edmites debido a una comprobaci\u00f3n de l\u00edmites faltante. Esto podr\u00eda llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se necesita interacci\u00f3n del usuario para la explotaci\u00f3n. ID del parche: ALPS10363246; ID del problema: MSV-5779."}], "lastModified": "2026-02-04T13:47:37.867", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2A7D8055-F4B6-41EE-A078-11D56285AB66"}, {"criteria": "cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AD7DE6B2-66D9-4A3E-B15F-D56505559255"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@mediatek.com"}