{
   "CVE_data_meta" : {
      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2011-4838",
      "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" : "JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "n/a"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "20111228 n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table",
            "refsource" : "BUGTRAQ",
            "url" : "http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html"
         },
         {
            "name" : "http://www.nruns.com/_downloads/advisory28122011.pdf",
            "refsource" : "MISC",
            "url" : "http://www.nruns.com/_downloads/advisory28122011.pdf"
         },
         {
            "name" : "http://www.ocert.org/advisories/ocert-2011-003.html",
            "refsource" : "MISC",
            "url" : "http://www.ocert.org/advisories/ocert-2011-003.html"
         },
         {
            "name" : "http://jruby.org/2011/12/27/jruby-1-6-5-1.html",
            "refsource" : "CONFIRM",
            "url" : "http://jruby.org/2011/12/27/jruby-1-6-5-1.html"
         },
         {
            "name" : "GLSA-201207-06",
            "refsource" : "GENTOO",
            "url" : "http://security.gentoo.org/glsa/glsa-201207-06.xml"
         },
         {
            "name" : "RHSA-2012:1232",
            "refsource" : "REDHAT",
            "url" : "http://rhn.redhat.com/errata/RHSA-2012-1232.html"
         },
         {
            "name" : "VU#903934",
            "refsource" : "CERT-VN",
            "url" : "http://www.kb.cert.org/vuls/id/903934"
         },
         {
            "name" : "47407",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/47407"
         },
         {
            "name" : "50084",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/50084"
         },
         {
            "name" : "jruby-hash-dos(72019)",
            "refsource" : "XF",
            "url" : "https://exchange.xforce.ibmcloud.com/vulnerabilities/72019"
         }
      ]
   }
}