{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-121803", "assignerOrgId": "63f92e9c-2193-4c24-98a9-93640392c3d3", "state": "REJECTED", "assignerShortName": "Unisoc", "dateReserved": "2026-11-04T03:07:44.383Z", "datePublished": "2026-11-04T03:20:58.705Z", "dateUpdated": "2026-11-04T04:03:54.837Z", "dateRejected": "2026-11-04T04:03:54.837Z"}, "containers": {"cna": {"rejectedReasons": [{"lang": "en", "value": "This CVE ID is a duplicate of CVE-2026-80335 (VULN-002 dl_download_midst) and has been rejected."}], "providerMetadata": {"orgId": "63f92e9c-2193-4c24-98a9-93640392c3d3", "shortName": "Unisoc", "dateUpdated": "2026-11-04T04:03:54.837Z"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Storage", "vendor": "Unisoc (Shanghai) Technologies Co., Ltd.", "versions": [{"status": "affected", "version": "unspecified"}]}], "source": "security@unisoc.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In UFS Field Firmware Update (FFU) functionality, there is a possible out-of-bounds write due to missing bounds checking on the PRDT table size. This could lead to local code execution or denial of service with no additional execution privileges needed."}], "id": "CVE-2026-121803", "lastModified": "2026-11-04T04:17:33.973", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 6.0, "source": "security@unisoc.com", "type": "Secondary"}]}, "published": "2026-11-04T04:17:33.973", "references": [{"source": "security@unisoc.com", "url": "https://www.unisoc.com/en/support/product-security-bulletin/2117818023857520641"}], "sourceIdentifier": "security@unisoc.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "security@unisoc.com", "type": "Primary"}]}

{}