{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix potential invalid pointer dereference in blk_add_partition\n\nThe blk_add_partition() function initially used a single if-condition\n(IS_ERR(part)) to check for errors when adding a partition. This was\nmodified to handle the specific case of -ENXIO separately, allowing the\nfunction to proceed without logging the error in this case. However,\nthis change unintentionally left a path where md_autodetect_dev()\ncould be called without confirming that part is a valid pointer.\n\nThis commit separates the error handling logic by splitting the\ninitial if-condition, improving code readability and handling specific\nerror scenarios explicitly. The function now distinguishes the general\nerror case from -ENXIO without altering the existing behavior of\nmd_autodetect_dev() calls."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "block/partitions/core.c"
               ],
               "versions": [
                  {
                     "version": "b72053072c0b",
                     "lessThan": "4bc4272e2506",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "cc4d21d9492d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "64cf2a39202c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "80f5bfbb80ea",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "652039ba477c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "afe53ea9b378",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b72053072c0b",
                     "lessThan": "26e197b7f924",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "block/partitions/core.c"
               ],
               "versions": [
                  {
                     "version": "5.5",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.5",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.227",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.168",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.113",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.54",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10.13",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.11.2",
                     "lessThanOrEqual": "6.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.12-rc1",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/4bc4272e2506941c3f3d4fb8b0c659ee814dcf6f"
            },
            {
               "url": "https://git.kernel.org/stable/c/cc4d21d9492db4e534d3e01253cf885c90dd2a8b"
            },
            {
               "url": "https://git.kernel.org/stable/c/64cf2a39202ca2d9df5ee70eb310b6141ce2b8ed"
            },
            {
               "url": "https://git.kernel.org/stable/c/80f5bfbb80ea1615290dbc24f49d3d8c86db58fe"
            },
            {
               "url": "https://git.kernel.org/stable/c/652039ba477c9a4ab43740cf2cb0d068d53508c2"
            },
            {
               "url": "https://git.kernel.org/stable/c/afe53ea9b378c376101d99d216f13b6256f75189"
            },
            {
               "url": "https://git.kernel.org/stable/c/26e197b7f9240a4ac301dd0ad520c0c697c2ea7d"
            }
         ],
         "title": "block: fix potential invalid pointer dereference in blk_add_partition",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-47705",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}