ghsa-8229-hhm6-4mmc
Vulnerability from github
Published
2024-03-25 12:30
Modified
2024-03-25 12:30
Details

In the Linux kernel, the following vulnerability has been resolved:

NFS: fix an incorrect limit in filelayout_decode_layout()

The "sizeof(struct nfs_fh)" is two bytes too large and could lead to memory corruption. It should be NFS_MAXFHSIZE because that's the size of the ->data[] buffer.

I reversed the size of the arguments to put the variable on the left.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2021-47168"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-25T10:15:08Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: fix an incorrect limit in filelayout_decode_layout()\n\nThe \"sizeof(struct nfs_fh)\" is two bytes too large and could lead to\nmemory corruption.  It should be NFS_MAXFHSIZE because that\u0027s the size\nof the -\u003edata[] buffer.\n\nI reversed the size of the arguments to put the variable on the left.",
  "id": "GHSA-8229-hhm6-4mmc",
  "modified": "2024-03-25T12:30:52Z",
  "published": "2024-03-25T12:30:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47168"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/769b01ea68b6c49dc3cde6adf7e53927dacbd3a8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/945ebef997227ca8c20bad7f8a8358c8ee57a84a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9b367fe770b1b80d7bf64ed0d177544a44405f6e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9d280ab53df1d4a1043bd7a9e7c6a2f9cfbfe040"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b287521e9e94bb342ebe5fd8c3fd7db9aef4e6f1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d34fb628f6ef522f996205a9e578216bbee09e84"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e411df81cd862ef3d5b878120b2a2fef0ca9cdb1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f299522eda1566cbfbae4b15c82970fc41b03714"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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