{
  "threat_severity" : "Low",
  "public_date" : "2013-09-30T00:00:00Z",
  "bugzilla" : {
    "description" : "Kernel: Xen: Xsa-64: memory leak by 64bit PV guests under live migration",
    "id" : "1009553",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1009553"
  },
  "cvss" : {
    "cvss_base_score" : "1.0",
    "cvss_scoring_vector" : "AV:L/AC:H/Au:S/C:P/I:N/A:N",
    "status" : "draft"
  },
  "cwe" : "CWE-401",
  "details" : [ "Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash)." ],
  "statement" : "This issue does not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5.\nThis issue does not affect the versions of the Linux kernel package as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as it does not have support for Xen hypervisor.",
  "acknowledgement" : "Red Hat would like to thank Xen project for reporting this issue.",
  "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-2013-4356\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4356" ],
  "name" : "CVE-2013-4356",
  "csaw" : false
}