{
  "id": "CVE-2015-4163",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2015-06-15T15:59:12.413",
  "lastModified": "2024-11-21T02:30:32.970",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version."
    },
    {
      "lang": "es",
      "value": "GNTTABOP_swap_grant_ref en Xen 4.2 hasta 4.5 no comprueba la versi\u00f3n de la operaci\u00f3n de ceder tablas, lo que permite a dominios locales invitados causar una denegaci\u00f3n de servicio (referencia a puntero nulo) a trav\u00e9s de una hiperllamada sin GNTTABOP_setup_table o GNTTABOP_set_version."
    }
  ],
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "baseScore": 4.9,
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "NVD-CWE-Other"
        }
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  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://support.citrix.com/article/CTX201145",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2015/dsa-3286",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/75141",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1032568",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://xenbits.xen.org/xsa/advisory-134.html",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://security.gentoo.org/glsa/201604-03",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://support.citrix.com/article/CTX206006",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.citrix.com/article/CTX201145",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2015/dsa-3286",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/75141",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "http://www.securitytracker.com/id/1032568",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "http://xenbits.xen.org/xsa/advisory-134.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "url": "https://security.gentoo.org/glsa/201604-03",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "https://support.citrix.com/article/CTX206006",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/476.html\">CWE-476: NULL Pointer Dereference</a>"
}