{
   "CVE_data_meta" : {
      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2009-4307",
      "STATE" : "PUBLIC"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
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                        "product_name" : "n/a",
                        "version" : {
                           "version_data" : [
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                                 "version_value" : "n/a"
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                     }
                  ]
               },
               "vendor_name" : "n/a"
            }
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      }
   },
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "The ext4_fill_flex_info function in fs/ext4/super.c in the Linux kernel before 2.6.32-git6 allows user-assisted remote attackers to cause a denial of service (divide-by-zero error and panic) via a malformed ext4 filesystem containing a super block with a large FLEX_BG group size (aka s_log_groups_per_flex value)."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "n/a"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "[linux-kernel] 20091209 [GIT PULL] ext4 updates for v2.6.33",
            "refsource" : "MLIST",
            "url" : "http://lkml.org/lkml/2009/12/9/255"
         },
         {
            "name" : "http://bugzilla.kernel.org/show_bug.cgi?id=14287",
            "refsource" : "CONFIRM",
            "url" : "http://bugzilla.kernel.org/show_bug.cgi?id=14287"
         },
         {
            "name" : "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=503358ae01b70ce6909d19dd01287093f6b6271c",
            "refsource" : "CONFIRM",
            "url" : "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=503358ae01b70ce6909d19dd01287093f6b6271c"
         },
         {
            "name" : "http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log",
            "refsource" : "CONFIRM",
            "url" : "http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log"
         },
         {
            "name" : "MDVSA-2011:029",
            "refsource" : "MANDRIVA",
            "url" : "http://www.mandriva.com/security/advisories?name=MDVSA-2011:029"
         },
         {
            "name" : "RHSA-2010:0380",
            "refsource" : "REDHAT",
            "url" : "http://www.redhat.com/support/errata/RHSA-2010-0380.html"
         },
         {
            "name" : "SUSE-SA:2010:001",
            "refsource" : "SUSE",
            "url" : "http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html"
         },
         {
            "name" : "SUSE-SA:2010:005",
            "refsource" : "SUSE",
            "url" : "http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html"
         },
         {
            "name" : "oval:org.mitre.oval:def:9874",
            "refsource" : "OVAL",
            "url" : "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9874"
         },
         {
            "name" : "37658",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/37658"
         },
         {
            "name" : "38017",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/38017"
         },
         {
            "name" : "38276",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/38276"
         }
      ]
   }
}