CVE-2026-20451

{"id": "CVE-2026-20451", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 5.9, "exploitabilityScore": 0.8}]}, "published": "2026-05-04T07:15:59.840", "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/May-2026", "tags": ["Vendor Advisory"], "source": "security@mediatek.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@mediatek.com", "description": [{"lang": "en", "value": "CWE-843"}]}], "descriptions": [{"lang": "en", "value": "In slbc, there is a possible out of bounds write due to type confusion. 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: ALPS10828685; Issue ID: MSV-6504."}], "lastModified": "2026-05-07T12:42:44.807", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8115_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6C2BA9A9-C865-4AC8-9BF0-0F678B0E5014"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8115:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C2428897-5F6E-4B63-ADDC-0C15BDF2C565"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mediatek:mt8186_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3CEE2EEE-3512-429F-9DAD-E17D64CE447D"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:mediatek:mt8186:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E4932D34-06F4-49D7-81FB-772A82E8A5B5"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": 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