{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:citrix:xen:3.2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "25EAB8E4-99D5-4970-AAAD-1762F0A2CD02",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:citrix:xen:3.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "29D50CDE-9F80-4C2E-A1F4-530B6C2D8E6B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:citrix:xen:4.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "FCB3C3E5-3A28-4CC6-806F-8B47CD4C9FC4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:citrix:xen:4.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "385F592C-CDE0-4AB8-9C1B-7884776055CF",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length fields."
    },
    {
      "lang": "es",
      "value": "M\u00faltiples desbordamientos de entero en tools/libxc/xc_dom_bzimageloader.c en Xen v3.2, v3.3, v4.0, y v4.1 permite a usuarios locales provocar una denegaci\u00f3n de servicio y posiblemente ejecutar c\u00f3digo de su elecci\u00f3n a trav\u00e9s de invitados \"paravirtualizados\" manipulados en la imagen del kernel que dispara (1) un desbordamiento de b\u00fafer durante la descompresi\u00f3n de bucle o (2) una lectura fuera de l\u00edmites en el cargador envolviendo un campo de longitud no especificada."
    }
  ],
  "id": "CVE-2011-1583",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2011-08-12T18:55:00.697",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00483.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00491.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2011-0496.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00483.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00491.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2011-0496.html"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}