{
  "id": "CVE-2007-6434",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2007-12-18T20:46:00.000",
  "lastModified": "2011-03-08T03:02:43.127",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function."
    },
    {
      "lang": "es",
      "value": "Linux kernel 2.6.23 permite a usuarios locales crear p\u00e1ginas bajas en el espacio de la memoria virtual y evitar la protecci\u00f3n mmap_min_addr a trav\u00e9s de un archivo ejecutable manipulado que llama a una funci\u00f3n do_brk."
    }
  ],
  "vendorComments": [
    {
      "organization": "Red Hat",
      "comment": "Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.",
      "lastModified": "2008-09-02T00:00:00"
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:2.6.23:*:*:*:*:*:*:*",
              "matchCriteriaId": "5C6A3A30-FEA4-40B6-98A9-1840BB4E8CBE"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/26831",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/4200",
      "source": "cve@mitre.org"
    }
  ]
}