fkie_cve-2015-2752
Vulnerability from fkie_nvd
Published
2015-04-01 14:59
Modified
2025-04-12 10:46
Severity ?
Summary
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
References
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/154574.htmlThird Party Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/154579.htmlThird Party Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-April/155198.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html
cve@mitre.orghttp://www.securityfocus.com/bid/73448
cve@mitre.orghttp://www.securitytracker.com/id/1031994Third Party Advisory, VDB Entry
cve@mitre.orghttp://xenbits.xen.org/xsa/advisory-125.htmlPatch, Vendor Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201504-04
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154574.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154579.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155198.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/73448
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1031994Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-125.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201504-04
Impacted products
Vendor Product Version
fedoraproject fedora 20
fedoraproject fedora 21
xen xen 4.3.0
xen xen 4.3.1
xen xen 4.3.2
xen xen 4.4.0
xen xen 4.4.1
xen xen 4.5.0



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  "cveTags": [],
  "descriptions": [
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    },
    {
      "lang": "es",
      "value": "La hiperllamada XEN_DOMCTL_memory_mapping en Xen 3.2.x hasta la versi\u00f3n 4.5.x, cuando utiliza un dispositivo de paso PCI, no es predecible, lo que podr\u00eda permitir a usuarios locales del dominio HVM x86 provocar una denegaci\u00f3n de servicio (consumo CPU del host) a trav\u00e9s de una petici\u00f3n manipulada para el modelo del dispositivo (qemu-dm)."
    }
  ],
  "id": "CVE-2015-2752",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
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        "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,
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  },
  "published": "2015-04-01T14:59:06.693",
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}


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