{
  "id": "CVE-2009-3234",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2009-09-17T10:30:01.313",
  "lastModified": "2012-03-19T04:00:00.000",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in the perf_copy_attr function in kernel/perf_counter.c in the Linux kernel 2.6.31-rc1 allows local users to cause a denial of service (crash) and execute arbitrary code via a \"big size data\" to the perf_counter_open system call."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de b\u00fafer en la funci\u00f3n perf_copy_attr en el archivo kernel/perf_counter.c en el kernel de Linux versi\u00f3n 2.6.31-rc1, permite a los usuarios locales causar una denegaci\u00f3n de servicio (bloqueo) y ejecutar c\u00f3digo arbitrario por medio de un \"big size data\" en la llamada del sistema perf_counter_open."
    }
  ],
  "vendorComments": [
    {
      "organization": "Red Hat",
      "comment": "Not vulnerable. This issue only affected kernels version v2.6.31-rc1 and later. Therefore this issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5 or Red Hat Enterprise MRG.",
      "lastModified": "2009-09-21T00:00:00"
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.31:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "29C4A364-ED36-4AC8-AD1E-8BD18DD9324D"
            }
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        }
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  ],
  "references": [
    {
      "url": "http://article.gmane.org/gmane.linux.kernel/890654",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/09/16/1",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/09/17/13",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/36423",
      "source": "cve@mitre.org"
    }
  ]
}