{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nefi/fdt: fix panic when no valid fdt found\n\nsetup_arch() would invoke efi_init()->efi_get_fdt_params(). If no\nvalid fdt found then initial_boot_params will be null. So we\nshould stop further fdt processing here. I encountered this\nissue on risc-v."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/firmware/efi/fdtparams.c"
               ],
               "versions": [
                  {
                     "version": "b91540d52a08",
                     "lessThan": "5148066edbdc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b91540d52a08",
                     "lessThan": "8a7e8b4e5631",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b91540d52a08",
                     "lessThan": "668a84c1bfb2",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/firmware/efi/fdtparams.c"
               ],
               "versions": [
                  {
                     "version": "5.10",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.10",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.43",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.12.10",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/5148066edbdc89c6fe5bc419c31a5c22e5f83bdb"
            },
            {
               "url": "https://git.kernel.org/stable/c/8a7e8b4e5631a03ea2fee27957857a56612108ca"
            },
            {
               "url": "https://git.kernel.org/stable/c/668a84c1bfb2b3fd5a10847825a854d63fac7baa"
            }
         ],
         "title": "efi/fdt: fix panic when no valid fdt found",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47134",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}