CVE-2025-38542 (GCVE-0-2025-38542)
Vulnerability from cvelistv5
Published
2025-08-16 11:22
Modified
2025-08-16 11:22
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix device refcount leak in atrtr_create() When updating an existing route entry in atrtr_create(), the old device reference was not being released before assigning the new device, leading to a device refcount leak. Fix this by calling dev_put() to release the old device reference before holding the new one.
References
Impacted products
Vendor Product Version
Linux Linux Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
Version: c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/appletalk/ddp.c"
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "2.6.12"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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            {
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            {
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              "status": "unaffected",
              "version": "5.10.240",
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            },
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              "status": "unaffected",
              "version": "5.15.189",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.146",
              "versionType": "semver"
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            {
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              "version": "6.6.99",
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              "version": "6.15.7",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: appletalk: Fix device refcount leak in atrtr_create()\n\nWhen updating an existing route entry in atrtr_create(), the old device\nreference was not being released before assigning the new device,\nleading to a device refcount leak. Fix this by calling dev_put() to\nrelease the old device reference before holding the new one."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-16T11:22:16.689Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/b92bedf71f25303e203a4e657489d76691a58119"
        },
        {
          "url": "https://git.kernel.org/stable/c/a7852b01793669248dce0348d14df89e77a32afd"
        },
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          "url": "https://git.kernel.org/stable/c/b2f5dfa87367fdce9f8b995bc6c38f64f9ea2c90"
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          "url": "https://git.kernel.org/stable/c/4a17370da6e476d3d275534e9e9cd2d02c57ca46"
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        },
        {
          "url": "https://git.kernel.org/stable/c/711c80f7d8b163d3ecd463cd96f07230f488e750"
        }
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      "title": "net: appletalk: Fix device refcount leak in atrtr_create()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38542",
    "datePublished": "2025-08-16T11:22:16.689Z",
    "dateReserved": "2025-04-16T04:51:24.024Z",
    "dateUpdated": "2025-08-16T11:22:16.689Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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