{
  "modified": "2025-08-09T19:01:28Z",
  "published": "2014-01-26T16:58:11Z",
  "id": "CVE-2014-1666",
  "details": "The do_physdev_op function in Xen 4.1.5, 4.1.6.1, 4.2.2 through 4.2.3, and 4.3.x does not properly restrict access to the (1) PHYSDEVOP_prepare_msix and (2) PHYSDEVOP_release_msix operations, which allows local PV guests to cause a denial of service (host or guest malfunction) or possibly gain privileges via unspecified vectors.",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://secunia.com/advisories/56650"
    },
    {
      "type": "ADVISORY",
      "url": "http://security.gentoo.org/glsa/glsa-201407-03.xml"
    },
    {
      "type": "ADVISORY",
      "url": "http://xenbits.xen.org/xsa/advisory-87.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://xenbits.xen.org/xsa/xsa87-unstable-4.3.patch"
    },
    {
      "type": "FIX",
      "url": "http://xenbits.xen.org/xsa/xsa87-unstable-4.3.patch"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127580.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127607.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html"
    },
    {
      "type": "WEB",
      "url": "http://osvdb.org/102536"
    },
    {
      "type": "WEB",
      "url": "http://support.citrix.com/article/CTX200288"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2014/01/24/6"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/65125"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1029684"
    },
    {
      "type": "WEB",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/90675"
    }
  ]
}