{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-54484", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "state": "PUBLISHED", "assignerShortName": "talos", "dateReserved": "2025-07-23T14:45:55.835Z", "datePublished": "2025-08-25T13:53:45.716Z", "dateUpdated": "2025-08-25T19:08:24.199Z"}, "containers": {"cna": {"affected": [{"vendor": "The Biosig Project", "product": "libbiosig", "versions": [{"version": "3.9.0", "status": "affected"}, {"version": "Master Branch (35a819fa)", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.This vulnerability manifests on line 8779 of biosig.c on the current master branch (35a819fa), when the Tag is 6:\r\n\r\n\t\t\t\telse if (tag==6) \t// 0x06 \"number of sequences\"\r\n\t\t\t\t{\r\n\t\t\t\t\t// NRec\r\n\t\t\t\t\tif (len>4) fprintf(stderr,\"Warning MFER tag6 incorrect length %i>4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-121: Stack-based Buffer Overflow", "type": "CWE", "cweId": "CWE-121"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL"}}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2025-08-25T13:53:45.716Z"}, "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2025-2234", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2025-2234"}], "credits": [{"lang": "en", "value": "Discovered by Mark Bereza and Lilith >_> of Cisco Talos."}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-08-25T19:08:17.891377Z", "id": "CVE-2025-54484", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-08-25T19:08:24.199Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A stack-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.This vulnerability manifests on line 8779 of biosig.c on the current master branch (35a819fa), when the Tag is 6:\r\n\r\n\t\t\t\telse if (tag==6) \t// 0x06 \"number of sequences\"\r\n\t\t\t\t{\r\n\t\t\t\t\t// NRec\r\n\t\t\t\t\tif (len>4) fprintf(stderr,\"Warning MFER tag6 incorrect length %i>4\\n\",len);\r\n\t\t\t\t\tcurPos += ifread(buf,1,len,hdr);"}], "id": "CVE-2025-54484", "lastModified": "2025-08-25T20:24:45.327", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "talos-cna@cisco.com", "type": "Primary"}]}, "published": "2025-08-25T14:15:34.280", "references": [{"source": "talos-cna@cisco.com", "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2025-2234"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "talos-cna@cisco.com", "type": "Primary"}]}

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