CVE-2021-4083

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This flaw allows a local user to crash the system or escalate their privileges on the system. This flaw affects Linux kernel versions prior to 5.16-rc4."}, {"lang": "es", "value": "Se ha encontrado un fallo de lectura de memoria previamente liberada en la recolecci\u00f3n de basura del kernel de Linux para los manejadores de archivos de socket de dominio Unix en la forma en que los usuarios llaman a close() y fget() simult\u00e1neamente y puede potencialmente desencadenar una condici\u00f3n de carrera. Este fallo permite a un usuario local bloquear el sistema o escalar sus privilegios en el sistema. Este fallo afecta a las versiones del kernel de Linux anteriores a la 5.16-rc4"}], "lastModified": "2023-10-06T18:05:43.720", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D8453AEE-C6A3-45F8-875D-63F8D19E16F8", "versionEndExcluding": "4.4.294"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB7F6C04-42D3-48A3-892D-2487383B9B6E", "versionEndExcluding": "4.9.292", "versionStartIncluding": "4.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7080D941-9847-42F5-BA50-0A03CFB61FD1", "versionEndExcluding": "4.14.257", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FFE5D9F3-CF1C-4DE8-9116-2EBE7BDEF7FD", "versionEndExcluding": "4.19.220", "versionStartIncluding": "4.15"}, {"criteria": 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