Vulnerability-Lookup

GHSA-553M-XCVQ-64WH

Vulnerability from github – Published: 2026-01-31 12:30 – Updated: 2026-01-31 12:30

Details

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

dmaengine: lpc18xx-dmamux: fix device leak on route allocation

Make sure to drop the reference taken when looking up the DMA mux platform device during route allocation.

Note that holding a reference to a device does not prevent its driver data from going away so there is no point in keeping the reference.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-71188"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-31T12:16:04Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: lpc18xx-dmamux: fix device leak on route allocation\n\nMake sure to drop the reference taken when looking up the DMA mux\nplatform device during route allocation.\n\nNote that holding a reference to a device does not prevent its driver\ndata from going away so there is no point in keeping the reference.",
  "id": "GHSA-553m-xcvq-64wh",
  "modified": "2026-01-31T12:30:11Z",
  "published": "2026-01-31T12:30:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-71188"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1e47d80f6720f0224efd19bcf081d39637569c10"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/992eb8055a6e5dbb808672d20d68e60d5a89b12b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9fba97baa520c9446df51a64708daf27c5a7ed32"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d4d63059dee7e7cae0c4d9a532ed558bc90efb55"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-71188 (GCVE-0-2025-71188)

Vulnerability from cvelistv5 – Published: 2026-01-31 11:41 – Updated: 2026-01-31 11:41

Title

dmaengine: lpc18xx-dmamux: fix device leak on route allocation

Summary

In the Linux kernel, the following vulnerability has been resolved: dmaengine: lpc18xx-dmamux: fix device leak on route allocation Make sure to drop the reference taken when looking up the DMA mux platform device during route allocation. Note that holding a reference to a device does not prevent its driver data from going away so there is no point in keeping the reference.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/9fba97baa520c9446…
	https://git.kernel.org/stable/c/992eb8055a6e5dbb8…
	https://git.kernel.org/stable/c/1e47d80f6720f0224…
	https://git.kernel.org/stable/c/d4d63059dee7e7cae…

Impacted products

Vendor

Product

Version

Linux

Affected: e5f4ae84be7421010780984bdc121eac15997327 , < 9fba97baa520c9446df51a64708daf27c5a7ed32 (git)
Affected: e5f4ae84be7421010780984bdc121eac15997327 , < 992eb8055a6e5dbb808672d20d68e60d5a89b12b (git)
Affected: e5f4ae84be7421010780984bdc121eac15997327 , < 1e47d80f6720f0224efd19bcf081d39637569c10 (git)
Affected: e5f4ae84be7421010780984bdc121eac15997327 , < d4d63059dee7e7cae0c4d9a532ed558bc90efb55 (git)

Linux

Affected: 4.3
Unaffected: 0 , < 4.3 (semver)
Unaffected: 6.6.122 , ≤ 6.6.* (semver)
Unaffected: 6.12.67 , ≤ 6.12.* (semver)
Unaffected: 6.18.7 , ≤ 6.18.* (semver)
Unaffected: 6.19-rc6 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/dma/lpc18xx-dmamux.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9fba97baa520c9446df51a64708daf27c5a7ed32",
              "status": "affected",
              "version": "e5f4ae84be7421010780984bdc121eac15997327",
              "versionType": "git"
            },
            {
              "lessThan": "992eb8055a6e5dbb808672d20d68e60d5a89b12b",
              "status": "affected",
              "version": "e5f4ae84be7421010780984bdc121eac15997327",
              "versionType": "git"
            },
            {
              "lessThan": "1e47d80f6720f0224efd19bcf081d39637569c10",
              "status": "affected",
              "version": "e5f4ae84be7421010780984bdc121eac15997327",
              "versionType": "git"
            },
            {
              "lessThan": "d4d63059dee7e7cae0c4d9a532ed558bc90efb55",
              "status": "affected",
              "version": "e5f4ae84be7421010780984bdc121eac15997327",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/dma/lpc18xx-dmamux.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.3"
            },
            {
              "lessThan": "4.3",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.122",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.67",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19-rc6",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.122",
                  "versionStartIncluding": "4.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.67",
                  "versionStartIncluding": "4.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.7",
                  "versionStartIncluding": "4.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19-rc6",
                  "versionStartIncluding": "4.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: lpc18xx-dmamux: fix device leak on route allocation\n\nMake sure to drop the reference taken when looking up the DMA mux\nplatform device during route allocation.\n\nNote that holding a reference to a device does not prevent its driver\ndata from going away so there is no point in keeping the reference."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-31T11:41:59.624Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9fba97baa520c9446df51a64708daf27c5a7ed32"
        },
        {
          "url": "https://git.kernel.org/stable/c/992eb8055a6e5dbb808672d20d68e60d5a89b12b"
        },
        {
          "url": "https://git.kernel.org/stable/c/1e47d80f6720f0224efd19bcf081d39637569c10"
        },
        {
          "url": "https://git.kernel.org/stable/c/d4d63059dee7e7cae0c4d9a532ed558bc90efb55"
        }
      ],
      "title": "dmaengine: lpc18xx-dmamux: fix device leak on route allocation",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-71188",
    "datePublished": "2026-01-31T11:41:59.624Z",
    "dateReserved": "2026-01-31T11:36:51.188Z",
    "dateUpdated": "2026-01-31T11:41:59.624Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-553M-XCVQ-64WH

CVE-2025-71188 (GCVE-0-2025-71188)

Tags

Sightings

Nomenclature