{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-47705",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-47705"
  ],
  "published": "2024-10-21T12:02:02Z",
  "summary": "block: fix potential invalid pointer dereference in blk_add_partition",
  "details": "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.",
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-47705"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4bc4272e2506941c3f3d4fb8b0c659ee814dcf6f"
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    "upstream_modified": "2026-05-12T04:54:46Z"
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