ghsa-8pxq-vpq2-2xjv
Vulnerability from github
Published
2025-10-28 12:30
Modified
2025-10-29 15:31
Details

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

perf: arm_spe: Prevent overflow in PERF_IDX2OFF()

Cast nr_pages to unsigned long to avoid overflow when handling large AUX buffer sizes (>= 2 GiB).

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{
  "affected": [],
  "aliases": [
    "CVE-2025-40081"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-28T12:15:42Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf: arm_spe: Prevent overflow in PERF_IDX2OFF()\n\nCast nr_pages to unsigned long to avoid overflow when handling large\nAUX buffer sizes (\u003e= 2 GiB).",
  "id": "GHSA-8pxq-vpq2-2xjv",
  "modified": "2025-10-29T15:31:54Z",
  "published": "2025-10-28T12:30:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40081"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1a19ba8e1f4ff24ece8ca69b79df8442c431db90"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/379cae2cb982f571cda9493ac573ab71125fd299"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d01f2b81568289443d22f1e13a363f829de6343"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/656e9a5d69acdd1b20462f4a33378b90ddcb9626"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7500384d3c9587593d75ded3b006835e7aa73ef8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9c045d4501f7f70724a3bbb561f4f22d292bbfe6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a29fea30dd93da16652930162b177941abd8c75e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e516cfd19b0f4c774a57b17fb43a7f41991f0735"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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