{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2025-39853",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2025-39853"
  ],
  "published": "2025-09-19T15:28:22Z",
  "summary": "i40e: Fix potential invalid access when MAC list is empty",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix potential invalid access when MAC list is empty\n\nlist_first_entry() never returns NULL - if the list is empty, it still\nreturns a pointer to an invalid object, leading to potential invalid\nmemory access when dereferenced.\n\nFix this by using list_first_entry_or_null instead of list_first_entry.",
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-39853"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/971feafe157afac443027acdc235badc6838560b"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/3c6fb929afa313d9d11f780451d113f73922fe5d"
    },
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      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1eadabcf5623f1237a539b16586b4ed8ac8dffcd"
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      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e2a5e74879f9b494bbd66fa93f355feacde450c7"
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      "url": "https://git.kernel.org/stable/c/fb216d980fae6561c7c70af8ef826faf059c6515"
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      "type": "FIX",
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  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
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}