ghsa-4grh-3wrc-7rxm
Vulnerability from github
Published
2025-08-26 15:31
Modified
2025-11-03 18:31
Details

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

iommu/amd: Avoid stack buffer overflow from kernel cmdline

While the kernel command line is considered trusted in most environments, avoid writing 1 byte past the end of "acpiid" if the "str" argument is maximum length.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-38676"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-08-26T13:15:32Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/amd: Avoid stack buffer overflow from kernel cmdline\n\nWhile the kernel command line is considered trusted in most environments,\navoid writing 1 byte past the end of \"acpiid\" if the \"str\" argument is\nmaximum length.",
  "id": "GHSA-4grh-3wrc-7rxm",
  "modified": "2025-11-03T18:31:36Z",
  "published": "2025-08-26T15:31:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-38676"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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