CVE-2021-3501

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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"}], "lastModified": "2022-05-13T20:52:55.127", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "40362FFA-6C99-41DB-AC04-5B835E7DE052", "versionEndExcluding": "5.12"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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