CVE-2025-38676 (GCVE-0-2025-38676)
Vulnerability from cvelistv5
Published
2025-08-26 13:07
Modified
2025-08-28 14:44
Severity ?
Summary
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.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac
Impacted products
Vendor Product Version
Linux Linux Version: f2a5ec7f7b28f9b9cd5fac232ff51019a7f7b9e9
Version: c513043e0afe6a8ba79d00af358655afabb576d2
Version: 2ae19ac3ea82a5b87a81c10adbb497c9e58bdd60
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: 5e97dc748d13fad582136ba0c8cec215c7aeeb17
Version: 63cd11165e5e0ea2012254c764003eda1f9adb7d
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   Linux Linux Version: 6.3
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{
  "containers": {
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          "programFiles": [
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        {
          "lang": "en",
          "value": "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."
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      "providerMetadata": {
        "dateUpdated": "2025-08-28T14:44:38.648Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "title": "iommu/amd: Avoid stack buffer overflow from kernel cmdline",
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    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38676",
    "datePublished": "2025-08-26T13:07:48.761Z",
    "dateReserved": "2025-04-16T04:51:24.031Z",
    "dateUpdated": "2025-08-28T14:44:38.648Z",
    "state": "PUBLISHED"
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  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38676\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-08-26T13:15:32.147\",\"lastModified\":\"2025-08-28T15:15:58.427\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: iommu/amd: evitar el desbordamiento del b\u00fafer de pila desde la l\u00ednea de comandos del kernel. Si bien la l\u00ednea de comandos del kernel se considera confiable en la mayor\u00eda de los entornos, evite escribir 1 byte despu\u00e9s del final de \\\"acpiid\\\" si el argumento \\\"str\\\" tiene la longitud m\u00e1xima.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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