{
  "id": "CVE-2011-3638",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2013-03-01T12:37:54.053",
  "lastModified": "2023-02-13T04:32:40.607",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "fs/ext4/extents.c in the Linux kernel before 3.0 does not mark a modified extent as dirty in certain cases of extent splitting, which allows local users to cause a denial of service (system crash) via vectors involving ext4 umount and mount operations."
    },
    {
      "lang": "es",
      "value": "fs/ext4/extents.c en el kernel de Linux anterior a v3.0 no marca una medida de lo modificado como sucio (\"dirty\") en determinados casos de \"extent splitting\", permitiendo a usuarios locales provocar una denegaci\u00f3n de servicio (ca\u00edda del sistema) a trav\u00e9s de vectores relacionados con ext4 umount y operaciones de montaje."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:H/Au:N/C:N/I:N/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "HIGH",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 1.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "3.0",
              "matchCriteriaId": "E0135A6D-9FB7-4E1B-B471-914E37494942"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0",
      "source": "secalert@redhat.com",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/10/24/2",
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=747942",
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/torvalds/linux/commit/667eff35a1f56fa74ce98a0c7c29a40adc1ba4e3",
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    }
  ]
}