cvelist/2017/18xxx/CVE-2017-18344.json

{
   "CVE_data_meta" : {
      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2017-18344",
      "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 timer_create syscall implementation in kernel/time/posix-timers.c in the Linux kernel before 4.14.8 doesn't properly validate the sigevent->sigev_notify field, which leads to out-of-bounds access in the show_timer function (called when /proc/$PID/timers is read). This allows userspace applications to read arbitrary kernel memory (on a kernel built with CONFIG_POSIX_TIMERS and CONFIG_CHECKPOINT_RESTORE)."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "n/a"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8",
            "refsource" : "MISC",
            "url" : "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8"
         },
         {
            "name" : "https://github.com/torvalds/linux/commit/cef31d9af908243421258f1df35a4a644604efbe",
            "refsource" : "MISC",
            "url" : "https://github.com/torvalds/linux/commit/cef31d9af908243421258f1df35a4a644604efbe"
         }
      ]
   }
}