{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2025-70293", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-26T18:44:10.412Z", "dateReserved": "2026-01-09T00:00:00.000Z", "datePublished": "2026-08-26T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-26T18:44:10.412Z"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "http://u-boot.com"}, {"url": "http://denx.com"}, {"url": "https://gist.github.com/c0zy1/4d9648d10a5ff07bda2771ea1298e469"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts."}], "id": "CVE-2025-70293", "lastModified": "2026-08-26T20:16:59.697", "metrics": {}, "published": "2026-08-26T20:16:59.697", "references": [{"source": "cve@mitre.org", "url": "http://denx.com"}, {"source": "cve@mitre.org", "url": "http://u-boot.com"}, {"source": "cve@mitre.org", "url": "https://gist.github.com/c0zy1/4d9648d10a5ff07bda2771ea1298e469"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2026.04)"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "u-boot", "vendor": "denx"}], "created": "2026-08-26T21:00:12.448512+00:00", "title": "Integer Overflow in ext4fs_get_bgdtable Leading to Arbitrary Code Execution in Denx U\u2011Boot", "updated": "2026-08-26T21:15:04.084416+00:00", "vendors": ["denx", "denx$PRODUCT$u-boot"], "weaknesses": ["CWE-190", "CWE-787"]}