nvd-json-data-feeds/CVE-2014/CVE-2014-79xx/CVE-2014-7975.json

{
  "id": "CVE-2014-7975",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2014-10-13T10:55:09.263",
  "lastModified": "2020-08-14T18:15:24.977",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The do_umount function in fs/namespace.c in the Linux kernel through 3.17 does not require the CAP_SYS_ADMIN capability for do_remount_sb calls that change the root filesystem to read-only, which allows local users to cause a denial of service (loss of writability) by making certain unshare system calls, clearing the / MNT_LOCKED flag, and making an MNT_FORCE umount system call."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n do_umount en fs/namespace.c en el kernel de Linux hasta 3.17 no requiere la capacidad CAP_SYS_ADMIN para llamadas do_remount_sb que cambian el sistema de ficheros root a s\u00f3lo lectura, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (p\u00e9rdida de la habilidad de escritura) mediante la realizaci\u00f3n de ciertas llamadas a la liberaci\u00f3n de sistemas, la limpieza del indicador / MNT_LOCKED, y la realizaci\u00f3n de una llamada al sistema umount MNT_FORCE."
    }
  ],
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          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
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          "baseScore": 4.9
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