CVE-2022-50104 (GCVE-0-2022-50104)
Vulnerability from cvelistv5
Published
2025-06-18 11:02
Modified
2025-06-18 11:02
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: powerpc/xive: Fix refcount leak in xive_get_max_prio of_find_node_by_path() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.
References
Impacted products
Vendor Product Version
Linux Linux Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
Version: eac1e731b59ee3b5f5e641a7765c7ed41ed26226
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "arch/powerpc/sysdev/xive/spapr.c"
          ],
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          ],
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.14"
            },
            {
              "lessThan": "4.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.291",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.256",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.211",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.137",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.61",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.18",
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            },
            {
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              "status": "unaffected",
              "version": "5.19.2",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "vulnerable": true
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/xive: Fix refcount leak in xive_get_max_prio\n\nof_find_node_by_path() returns a node pointer with\nrefcount incremented, we should use of_node_put() on it when done.\nAdd missing of_node_put() to avoid refcount leak."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-18T11:02:39.443Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5ed9709d262bf026b2ff64979fbfe0f496287588"
        },
        {
          "url": "https://git.kernel.org/stable/c/f658d5b528ce97a68efbb64ee54f6fe0909b189a"
        },
        {
          "url": "https://git.kernel.org/stable/c/d99733ad47a6c990b52e136608455643bfa708f2"
        },
        {
          "url": "https://git.kernel.org/stable/c/6d1e53f7f181a11a8a343def1e0d0209905b7c64"
        },
        {
          "url": "https://git.kernel.org/stable/c/ea494e8a9852abd0ba60f69b254ce0d7c38449e2"
        },
        {
          "url": "https://git.kernel.org/stable/c/2e18b869a8d574cfe9ee64df9c3d0a7ac7ed07a8"
        },
        {
          "url": "https://git.kernel.org/stable/c/79b8eae24b7ee157bda07695d802be8576983fa8"
        },
        {
          "url": "https://git.kernel.org/stable/c/255b650cbec6849443ce2e0cdd187fd5e61c218c"
        }
      ],
      "title": "powerpc/xive: Fix refcount leak in xive_get_max_prio",
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        "engine": "bippy-1.2.0"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50104",
    "datePublished": "2025-06-18T11:02:39.443Z",
    "dateReserved": "2025-06-18T10:57:27.413Z",
    "dateUpdated": "2025-06-18T11:02:39.443Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50104\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-06-18T11:15:39.787\",\"lastModified\":\"2025-06-18T13:47:40.833\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\npowerpc/xive: Fix refcount leak in xive_get_max_prio\\n\\nof_find_node_by_path() returns a node pointer with\\nrefcount incremented, we should use of_node_put() on it when done.\\nAdd missing of_node_put() to avoid refcount leak.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: powerpc/xive: Se corrige la fuga de recuento de referencias en xive_get_max_prio. of_find_node_by_path() devuelve un puntero de nodo con el recuento de referencias incrementado; al finalizar, se debe usar of_node_put(). Se ha a\u00f1adido la funci\u00f3n of_node_put() que falta para evitar la fuga de recuento de referencias.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/255b650cbec6849443ce2e0cdd187fd5e61c218c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2e18b869a8d574cfe9ee64df9c3d0a7ac7ed07a8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5ed9709d262bf026b2ff64979fbfe0f496287588\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6d1e53f7f181a11a8a343def1e0d0209905b7c64\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/79b8eae24b7ee157bda07695d802be8576983fa8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d99733ad47a6c990b52e136608455643bfa708f2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ea494e8a9852abd0ba60f69b254ce0d7c38449e2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f658d5b528ce97a68efbb64ee54f6fe0909b189a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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