FKIE_CVE-2011-4131

Vulnerability from fkie_nvd - Published: 2012-05-17 11:00 - Updated: 2026-06-16 23:34
Severity
Summary
The NFSv4 implementation in the Linux kernel before 3.2.2 does not properly handle bitmap sizes in GETACL replies, which allows remote NFS servers to cause a denial of service (OOPS) by sending an excessive number of bitmap words.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2012-May/081280.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-0862.html
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-1541.html
secalert@redhat.comhttp://secunia.com/advisories/48898
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2011/11/12/1
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=747106
secalert@redhat.comhttps://github.com/torvalds/linux/commit/bf118a342f10dafe44b14451a1392c3254629a1f
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081280.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-0862.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-1541.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/48898
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/11/12/1
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=747106
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/bf118a342f10dafe44b14451a1392c3254629a1f
Impacted products
Vendor Product Version
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2
linux linux_kernel 3.2.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "D3220B70-917F-4F9F-8A3B-2BF581281E8D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "99372D07-C06A-41FA-9843-6D57F99AB5AF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "2B9DC110-D260-4DB4-B8B0-EF1D160ADA07",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "6192FE84-4D53-40D4-AF61-78CE7136141A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc5:*:*:*:*:*:*",
              "matchCriteriaId": "42FEF3CF-1302-45EB-89CC-3786FE4BAC1F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc6:*:*:*:*:*:*",
              "matchCriteriaId": "AE6A6B58-2C89-4DE4-BA57-78100818095C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2:rc7:*:*:*:*:*:*",
              "matchCriteriaId": "1D467F87-2F13-4D26-9A93-E0BA526FEA24",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:3.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "FE348F7B-02DE-47D5-8011-F83DA9426021",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The NFSv4 implementation in the Linux kernel before 3.2.2 does not properly handle bitmap sizes in GETACL replies, which allows remote NFS servers to cause a denial of service (OOPS) by sending an excessive number of bitmap words."
    },
    {
      "lang": "es",
      "value": "La implementaci\u00f3n de NFSv4 en el n\u00facleo de Linux anteriores a v3.2.2 no maneja adecuadamente los tama\u00f1os de mapa de bits en las respuestas GETACL, lo que permite a servidores remotos NFS causar una denegaci\u00f3n de servicio (oops) mediante el env\u00edo de un n\u00famero excesivo de palabras de mapa de bits."
    }
  ],
  "id": "CVE-2011-4131",
  "lastModified": "2026-06-16T23:34:28.973",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "HIGH",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.6,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:H/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.2,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2012-05-17T11:00:33.007",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081280.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0862.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-1541.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/48898"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2011/11/12/1"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=747106"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://github.com/torvalds/linux/commit/bf118a342f10dafe44b14451a1392c3254629a1f"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081280.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-0862.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2012-1541.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/48898"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2011/11/12/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=747106"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/torvalds/linux/commit/bf118a342f10dafe44b14451a1392c3254629a1f"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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