fkie_cve-2014-1896
Vulnerability from fkie_nvd
Published
2014-04-01 06:35
Modified
2025-04-12 10:46
Severity ?
Summary
The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a "read or write past the end of the ring."
Impacted products
Vendor Product Version
xen xen 4.2.0
xen xen 4.2.1
xen xen 4.2.2
xen xen 4.2.3
xen xen 4.3.0
xen xen 4.3.1
xen xen 4.4.0



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "47640819-FC43-49ED-8A77-728C3D7255B3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "2448537F-87AD-45C1-9FB0-7A49CA31BD76",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "E36B2265-70E1-413B-A7CF-79D39E9ADCFB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "BF948E6A-07BE-4C7D-8A98-002E89D35F4D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "C0E23B94-1726-4F63-84BB-8D83FAB156D7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "CF23B21B-594A-42E2-AF90-D5C4246B39A4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a \"read or write past the end of the ring.\""
    },
    {
      "lang": "es",
      "value": "Las funciones (1) do_send y (2) do_recv en io.c in libvchan en Xen 4.2.x, 4.3.x y series 4.4-RC permiten a invitados locales causar una denegaci\u00f3n de servicio o posiblemente ganar privilegios a trav\u00e9s de indices de anillo xenstore manipulados, lo que provoca un \"leer o escribir pasado el final del anillo\"."
    }
  ],
  "id": "CVE-2014-1896",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.9,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:A/AC:M/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 4.4,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2014-04-01T06:35:53.607",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://security.gentoo.org/glsa/glsa-201407-03.xml"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.openwall.com/lists/oss-security/2014/02/07/12"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.openwall.com/lists/oss-security/2014/02/10/7"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://xenbits.xen.org/xsa/advisory-86.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://xenbits.xen.org/xsa/xsa86.patch"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://security.gentoo.org/glsa/glsa-201407-03.xml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2014/02/07/12"
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      "tags": [
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      "url": "http://xenbits.xen.org/xsa/advisory-86.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://xenbits.xen.org/xsa/xsa86.patch"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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