CVE-2022-50033 (GCVE-0-2022-50033)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:01 – Updated: 2025-09-03 12:59
VLAI?
Title
usb: host: ohci-ppc-of: Fix refcount leak bug
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-ppc-of: Fix refcount leak bug In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < fe6fe64403710287f0ae61a516954d8a4f7c9e3f (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < c5c5bd5cdcc6dc9f75f53d1c89af463d39a2bb96 (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < ec583e300aee9f152a64911445092d18e1c36729 (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < 0334d23c56ecf1ee1563bb83e29cc5a51ed7fb4e (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < cb5dd65e889163e723df1c2f02288cc527a57785 (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < 0fc62bbc95319bbd330e3645afc7c286acec9ef8 (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < 403132881e66db7aa98b55c6655daedd80d407fd (git)
Affected: 796bcae7361c28cf825780f6f1aac9dd3411394e , < 40a959d7042bb7711e404ad2318b30e9f92c6b9b (git)
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    Linux Linux Affected: 2.6.29
Unaffected: 0 , < 2.6.29 (semver)
Unaffected: 4.9.326 , ≤ 4.9.* (semver)
Unaffected: 4.14.291 , ≤ 4.14.* (semver)
Unaffected: 4.19.256 , ≤ 4.19.* (semver)
Unaffected: 5.4.211 , ≤ 5.4.* (semver)
Unaffected: 5.10.138 , ≤ 5.10.* (semver)
Unaffected: 5.15.63 , ≤ 5.15.* (semver)
Unaffected: 5.19.4 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/host/ohci-ppc-of.c"
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            },
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              "status": "unaffected",
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              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.291",
              "versionType": "semver"
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            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.256",
              "versionType": "semver"
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              "version": "5.4.211",
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              "lessThanOrEqual": "5.10.*",
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              "version": "5.19.4",
              "versionType": "semver"
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              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "cpeMatch": [
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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\nusb: host: ohci-ppc-of: Fix refcount leak bug\n\nIn ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return\na node pointer with refcount incremented. We should use of_node_put()\nwhen it is not used anymore."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-03T12:59:02.239Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/fe6fe64403710287f0ae61a516954d8a4f7c9e3f"
        },
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          "url": "https://git.kernel.org/stable/c/c5c5bd5cdcc6dc9f75f53d1c89af463d39a2bb96"
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        {
          "url": "https://git.kernel.org/stable/c/40a959d7042bb7711e404ad2318b30e9f92c6b9b"
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      "title": "usb: host: ohci-ppc-of: Fix refcount leak bug",
      "x_generator": {
        "engine": "bippy-1.2.0"
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50033",
    "datePublished": "2025-06-18T11:01:35.679Z",
    "dateReserved": "2025-06-18T10:57:27.395Z",
    "dateUpdated": "2025-09-03T12:59:02.239Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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