github - ghsa-4grh-3wrc-7rxm

ghsa-4grh-3wrc-7rxm

Vulnerability from github

Published

2025-08-26 15:31

Modified

2025-08-28 15:30

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": "2025-08-28T15:30:39Z",
  "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"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

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

▼	URL	Tags
	https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac
	https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8
	https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349
	https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e
	https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a
	https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb
	https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec

Impacted products

Vendor

Product

Version

▼

Linux

Version: f2a5ec7f7b28f9b9cd5fac232ff51019a7f7b9e9
Version: c513043e0afe6a8ba79d00af358655afabb576d2
Version: 2ae19ac3ea82a5b87a81c10adbb497c9e58bdd60
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: b6b26d86c61c441144c72f842f7469bb686e1211
Version: 5e97dc748d13fad582136ba0c8cec215c7aeeb17
Version: 63cd11165e5e0ea2012254c764003eda1f9adb7d

Linux

Version: 6.3

Show details on NVD website

JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/amd/init.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a732502bf3bbe859613b6d7b2b0313b11f0474ac",
              "status": "affected",
              "version": "f2a5ec7f7b28f9b9cd5fac232ff51019a7f7b9e9",
              "versionType": "git"
            },
            {
              "lessThan": "0ad8509b468fa1058f4f400a1829f29e4ccc4de8",
              "status": "affected",
              "version": "c513043e0afe6a8ba79d00af358655afabb576d2",
              "versionType": "git"
            },
            {
              "lessThan": "9ff52d3af0ef286535749e14e3fe9eceb39a8349",
              "status": "affected",
              "version": "2ae19ac3ea82a5b87a81c10adbb497c9e58bdd60",
              "versionType": "git"
            },
            {
              "lessThan": "8f80c633cba144f721d38d9380f23d23ab7db10e",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "4bdb0f78bddbfa77d3ab458a21dd9cec495d317a",
              "status": "affected",
              "version": "b6b26d86c61c441144c72f842f7469bb686e1211",
              "versionType": "git"
            },
            {
              "lessThan": "736db11c86f03e717fc4bf771d05efdf10d23acb",
              "status": "affected",
              "version": "b6b26d86c61c441144c72f842f7469bb686e1211",
              "versionType": "git"
            },
            {
              "lessThan": "8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec",
              "status": "affected",
              "version": "b6b26d86c61c441144c72f842f7469bb686e1211",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "5e97dc748d13fad582136ba0c8cec215c7aeeb17",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "63cd11165e5e0ea2012254c764003eda1f9adb7d",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/amd/init.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.3"
            },
            {
              "lessThan": "6.3",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.241",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.190",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.149",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.103",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.44",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17-rc3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.241",
                  "versionStartIncluding": "5.10.175",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.190",
                  "versionStartIncluding": "5.15.103",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.149",
                  "versionStartIncluding": "6.1.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.103",
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                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "versionStartIncluding": "6.3",
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                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.4",
                  "versionStartIncluding": "6.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17-rc3",
                  "versionStartIncluding": "6.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "5.4.237",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "6.2.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-28T14:44:38.648Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac"
        },
        {
          "url": "https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8"
        },
        {
          "url": "https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349"
        },
        {
          "url": "https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e"
        },
        {
          "url": "https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a"
        },
        {
          "url": "https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb"
        },
        {
          "url": "https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec"
        }
      ],
      "title": "iommu/amd: Avoid stack buffer overflow from kernel cmdline",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "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"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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