{
   "CVE_data_meta" : {
      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2012-3516",
      "STATE" : "PUBLIC"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
                     {
                        "product_name" : "n/a",
                        "version" : {
                           "version_data" : [
                              {
                                 "version_value" : "n/a"
                              }
                           ]
                        }
                     }
                  ]
               },
               "vendor_name" : "n/a"
            }
         ]
      }
   },
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hypervisor memory location."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "n/a"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "[oss-security] 20120905 Xen Security Advisory 18 (CVE-2012-3516) - grant table entry  swaps have inadequate bounds checking",
            "refsource" : "MLIST",
            "url" : "http://www.openwall.com/lists/oss-security/2012/09/05/11"
         },
         {
            "name" : "http://support.citrix.com/article/CTX134708",
            "refsource" : "CONFIRM",
            "url" : "http://support.citrix.com/article/CTX134708"
         },
         {
            "name" : "http://wiki.xen.org/wiki/Security_Announcements#XSA-18_grant_table_entry_swaps_have_inadequate_bounds_checking",
            "refsource" : "CONFIRM",
            "url" : "http://wiki.xen.org/wiki/Security_Announcements#XSA-18_grant_table_entry_swaps_have_inadequate_bounds_checking"
         },
         {
            "name" : "SUSE-SU-2012:1133",
            "refsource" : "SUSE",
            "url" : "http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html"
         },
         {
            "name" : "55411",
            "refsource" : "BID",
            "url" : "http://www.securityfocus.com/bid/55411"
         },
         {
            "name" : "50472",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/50472"
         },
         {
            "name" : "50530",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/50530"
         }
      ]
   }
}