{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2025-21844",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2025-21844"
  ],
  "published": "2025-03-12T09:43:14Z",
  "summary": "smb: client: Add check for next_buffer in receive_encrypted_standard()",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: Add check for next_buffer in receive_encrypted_standard()\n\nAdd check for the return value of cifs_buf_get() and cifs_small_buf_get()\nin receive_encrypted_standard() to prevent null pointer dereference.",
  "affected": [
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        "name": "linux"
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  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-21844"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f277e479eea3d1aa18bc712abe1d2bf3dece2e30"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f618aeb6cad2307e48a641379db610abcf593edf"
    },
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      "url": "https://git.kernel.org/stable/c/24e8e4523d3071bc5143b0db9127d511489f7b3b"
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      "url": "https://git.kernel.org/stable/c/a9b0b4b29877cb4dc5d0842b59b5ccbacddb85bd"
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      "type": "FIX",
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    }
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  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-08-05T12:19:11Z"
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}