{ "id": "CVE-2021-3501", "sourceIdentifier": "secalert@redhat.com", "published": "2021-05-06T13:15:12.840", "lastModified": "2022-05-13T20:52:55.127", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability." }, { "lang": "es", "value": "Se encontr\u00f3 un fallo en el kernel de Linux en versiones anteriores a 5.12. El valor de internal.ndata, en la API de KVM, es asignado a un \u00edndice de matriz, que puede ser actualizado por un proceso de usuario en cualquier momento, lo que podr\u00eda conllevar a una escritura fuera de l\u00edmites. La mayor amenaza de esta vulnerabilidad es la integridad de los datos y la disponibilidad del sistema" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 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