{
  "threat_severity" : "Moderate",
  "public_date" : "2013-11-08T00:00:00Z",
  "bugzilla" : {
    "description" : "xen: Host crash due to guest VMX instruction execution",
    "id" : "1028599",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1028599"
  },
  "cvss" : {
    "cvss_base_score" : "5.2",
    "cvss_scoring_vector" : "AV:A/AC:M/Au:S/C:N/I:N/A:C",
    "status" : "draft"
  },
  "details" : [ "Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of service (host crash) via unspecified vectors related to \"guest VMX instruction execution.\"" ],
  "statement" : "Not vulnerable.\nThis issue did not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5.\nThis issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as we did not have support for Xen hypervisor.",
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "kernel-xen",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2013-4551\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4551" ],
  "name" : "CVE-2013-4551",
  "csaw" : false
}