PCI: mediatek-gen3: Fix refcount leak in mtk_pcie_init_irq_domains()

{
  "id": "495ab9bdecb65868309fbf61146a94d952dce496c95e89a81dfd47754b11e47d",
  "url": "https://osv.dev/vulnerability/CVE-2022-50154",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "PCI: mediatek-gen3: Fix refcount leak in mtk_pcie_init_irq_domains()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek-gen3: Fix refcount leak in mtk_pcie_init_irq_domains() of_get_child_by_name() returns a node pointer with refcount incremented, so we should use of_node_put() on it when we don't need it anymore. Add missing of_node_put() to avoid refcount leak.",
    "evidence": "osv:CVE-2022-50154",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.61",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.18.18",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.19.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50154",
      "aliases": [
        "CVE-2022-50154"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                {
                  "fixed": "0675fe20da7fa69b1ba80c23470c1433a2356c03"
                },
                {
                  "fixed": "2aa166c39d5a8221e6e22ab1a583656d4c8dc7f7"
                },
                {
                  "fixed": "e593e22786edd9eca058cf054d6a2e12c138da67"
                },
                {
                  "fixed": "bf038503d5fe90189743124233fe7aeb0984e961"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50154.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.13.0"
                },
                {
                  "fixed": "5.15.61"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.18.18"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "5.19.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50154.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:42.656926070Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/0675fe20da7fa69b1ba80c23470c1433a2356c03",
        "https://git.kernel.org/stable/c/2aa166c39d5a8221e6e22ab1a583656d4c8dc7f7",
        "https://git.kernel.org/stable/c/bf038503d5fe90189743124233fe7aeb0984e961",
        "https://git.kernel.org/stable/c/e593e22786edd9eca058cf054d6a2e12c138da67",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50154.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50154",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50154.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50154",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 510250,
  "published_at": "2025-06-18T11:03:12.492+00:00"
}