{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20518", "assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "state": "PUBLISHED", "assignerShortName": "MediaTek", "dateReserved": "2025-11-03T01:30:59.032Z", "datePublished": "2026-09-07T01:57:36.053Z", "dateUpdated": "2026-09-07T01:57:36.053Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "shortName": "MediaTek", "dateUpdated": "2026-09-07T01:57:36.053Z"}, "descriptions": [{"lang": "en", "value": "In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674."}], "affected": [{"vendor": "MediaTek, Inc.", "product": "MediaTek chipset", "defaultStatus": "unaffected", "versions": [{"version": "MT6991", "status": "affected"}, {"version": "MT8755", "status": "affected"}, {"version": "MT8768", "status": "affected"}, {"version": "MT8771", "status": "affected"}, {"version": "MT8775", "status": "affected"}, {"version": "MT8781", "status": "affected"}, {"version": "MT8791T", "status": "affected"}, {"version": "MT8792", "status": "affected"}, {"version": "MT8793", "status": "affected"}, {"version": "MT8796", "status": "affected"}, {"version": "MT8797", "status": "affected"}, {"version": "MT8798", "status": "affected"}, {"version": "MT8799", "status": "affected"}, {"version": "MT8873", "status": "affected"}, {"version": "MT8883", "status": "affected"}, {"version": "MT8893", "status": "affected"}, {"version": "MT8910", "status": "affected"}]}], "references": [{"url": "https://www.mediatek.com/product-security-bulletin/September-2026"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "cweId": "CWE-125", "description": "CWE-125 Out-of-bounds Read"}]}], "x_generator": {"engine": "cvelib 1.8.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "MediaTek chipset", "vendor": "MediaTek, Inc.", "versions": [{"status": "affected", "version": "MT6991"}, {"status": "affected", "version": "MT8755"}, {"status": "affected", "version": "MT8768"}, {"status": "affected", "version": "MT8771"}, {"status": "affected", "version": "MT8775"}, {"status": "affected", "version": "MT8781"}, {"status": "affected", "version": "MT8791T"}, {"status": "affected", "version": "MT8792"}, {"status": "affected", "version": "MT8793"}, {"status": "affected", "version": "MT8796"}, {"status": "affected", "version": "MT8797"}, {"status": "affected", "version": "MT8798"}, {"status": "affected", "version": "MT8799"}, {"status": "affected", "version": "MT8873"}, {"status": "affected", "version": "MT8883"}, {"status": "affected", "version": "MT8893"}, {"status": "affected", "version": "MT8910"}]}], "source": "security@mediatek.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674."}], "id": "CVE-2026-20518", "lastModified": "2026-09-07T02:17:20.583", "metrics": {}, "published": "2026-09-07T02:17:20.583", "references": [{"source": "security@mediatek.com", "url": "https://www.mediatek.com/product-security-bulletin/September-2026"}], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "security@mediatek.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT6991"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8755"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8768"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8771"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8775"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8781"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8791T"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8792"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8793"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8796"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8797"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8798"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8799"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8873"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8883"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8893"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT8910"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "MediaTek chipset", "source": "cna", "vendor": "MediaTek, Inc."}, "product": "mediatek_chipset", "vendor": "mediatek,_inc."}], "created": "2026-09-07T03:30:16.440764+00:00", "title": "Missing Bounds Check Leads to Local Information Disclosure in MediaTek GenieZone", "updated": "2026-09-07T05:30:17.380728+00:00", "vendors": ["mediatek,_inc.", "mediatek,_inc.$PRODUCT$mediatek_chipset"]}