ghsa-fp2g-4w3c-p2mv
Vulnerability from github
Published
2025-12-30 15:30
Modified
2025-12-30 15:30
Details

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

MIPS: fw: Allow firmware to pass a empty env

fw_getenv will use env entry to determine style of env, however it is legal for firmware to just pass a empty list.

Check if first entry exist before running strchr to avoid null pointer dereference.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-54279"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-30T13:16:16Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nMIPS: fw: Allow firmware to pass a empty env\n\nfw_getenv will use env entry to determine style of env,\nhowever it is legal for firmware to just pass a empty list.\n\nCheck if first entry exist before running strchr to avoid\nnull pointer dereference.",
  "id": "GHSA-fp2g-4w3c-p2mv",
  "modified": "2025-12-30T15:30:34Z",
  "published": "2025-12-30T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-54279"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0f91290774c798199ba4b8df93de5c3156b5163d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3ef93b7bd9e042db240843f24a80e14da38c6830"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/47e61cadc7a5f3dffd42d2d6fda81be163f1ab82"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/830181ddced5a05a711dc9da8043203b1f33a77e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a6b54af407873227caef6262e992f5422cdcb6ae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ad79828f133e98585ab2236cad04a55eb7141bbe"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aeed787bbbbe1b842beec9a065a36c915226f704"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ee1809ed7bc456a72dc8410b475b73021a3a68d5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f334b31625683418aaa2a335470eec950a95a254"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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