fkie_cve-2015-7812
Vulnerability from fkie_nvd
Published
2015-11-17 15:59
Modified
2025-04-12 10:46
Severity ?
Summary
The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.
Impacted products
Vendor Product Version
xen xen 4.4.0
xen xen 4.4.1
xen xen 4.4.2
xen xen 4.4.3
xen xen 4.5.0
xen xen 4.5.1
xen xen 4.5.2
xen xen 4.6.0



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "1044792C-D544-457C-9391-4F3B5BAB978D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*",
              "matchCriteriaId": "A40F356B-4F5F-485D-A53A-8CE4629D6931",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.4.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "89AA8FD5-E997-4F0D-AFB6-FFBE0073BA5D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "75615D84-9CA1-456C-816D-768E37B074A4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "90CCECD0-C0F9-45A8-8699-64428637EBCA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "F0ED340C-6746-471E-9F2D-19D62D224B7A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "99BD7C4F-DE4C-4508-B20D-46A94B616C5B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "4B6F7CE9-C409-4D88-9A99-B21420633F45",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n hypercall_create_continuation en arch/arm/domain.c en Xen 4.4.x hasta la versi\u00f3n 4.6.x permite a usuarios locales invitados provocar una denegaci\u00f3n de servicio (ca\u00edda de host) a trav\u00e9s de una hypercall a la interfaz multi llamada."
    }
  ],
  "id": "CVE-2015-7812",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-11-17T15:59:14.830",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2015/dsa-3414"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securitytracker.com/id/1034031"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://xenbits.xen.org/xsa/advisory-145.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.gentoo.org/glsa/201604-03"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2015/dsa-3414"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1034031"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://xenbits.xen.org/xsa/advisory-145.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201604-03"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-254"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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