FKIE_CVE-2010-4256

Vulnerability from fkie_nvd - Published: 2011-01-25 19:00 - Updated: 2026-06-16 23:24
Severity
Summary
The pipe_fcntl function in fs/pipe.c in the Linux kernel before 2.6.37 does not properly determine whether a file is a named pipe, which allows local users to cause a denial of service via an F_SETPIPE_SZ fcntl call.
References
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c66fb347946ebdd5b10908866ecc9fa05ee2cf3d
secalert@redhat.comhttp://openwall.com/lists/oss-security/2010/11/30/6Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://openwall.com/lists/oss-security/2010/11/30/9Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37Broken Link
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c66fb347946ebdd5b10908866ecc9fa05ee2cf3d
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2010/11/30/6Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2010/11/30/9Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37Broken Link
Impacted products
Vendor Product Version
linux linux_kernel *
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:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "76630B45-B590-4651-972E-F938A83010C0",
              "versionEndExcluding": "2.6.37",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The pipe_fcntl function in fs/pipe.c in the Linux kernel before 2.6.37 does not properly determine whether a file is a named pipe, which allows local users to cause a denial of service via an F_SETPIPE_SZ fcntl call."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n pipe_fcntl en fs/pipe.c en el kernel de Linux anteriores a v2.6.37 no determinar correctamente si un archivo es una tuber\u00eda (pipe) con nombre, que permite a usuarios locales causar una denegaci\u00f3n de servicio a trav\u00e9s de una llamada F_SETPIPE_SZ fcntl."
    }
  ],
  "id": "CVE-2010-4256",
  "lastModified": "2026-06-16T23:24:27.057",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2011-01-25T19:00:03.183",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c66fb347946ebdd5b10908866ecc9fa05ee2cf3d"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/11/30/6"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/11/30/9"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c66fb347946ebdd5b10908866ecc9fa05ee2cf3d"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/11/30/6"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://openwall.com/lists/oss-security/2010/11/30/9"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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