{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50157",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.425Z",
        "datePublished": "2025-06-18T11:03:14.530Z",
        "dateUpdated": "2026-05-11T19:13:54.613Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:13:54.613Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: microchip: Fix refcount leak in mc_pcie_init_irq_domains()\n\nof_get_next_child() returns a node pointer with refcount incremented, so we\nshould use of_node_put() on it when we don't need it anymore.\n\nmc_pcie_init_irq_domains() only calls of_node_put() in the normal path,\nmissing it in some error paths.  Add missing of_node_put() to avoid\nrefcount leak."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/pci/controller/pcie-microchip-host.c"
                    ],
                    "versions": [
                        {
                            "version": "6f15a9c9f94133bee0d861a4bf25e10aaa95219d",
                            "lessThan": "c0ad5c7e68d10f6f8ffb0f4329e3c19404fbca58",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f15a9c9f94133bee0d861a4bf25e10aaa95219d",
                            "lessThan": "6cd5f93b5c6a66c68a91dbc604a78207252ecd43",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f15a9c9f94133bee0d861a4bf25e10aaa95219d",
                            "lessThan": "880ece912b958a0c92cc0baa8e906fb9b49a4b53",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f15a9c9f94133bee0d861a4bf25e10aaa95219d",
                            "lessThan": "f030304fdeb87ec8f1b518c73703214aec6cc24a",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/pci/controller/pcie-microchip-host.c"
                    ],
                    "versions": [
                        {
                            "version": "5.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.61",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.18",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.2",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "5.15.61"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "5.18.18"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "5.19.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c0ad5c7e68d10f6f8ffb0f4329e3c19404fbca58"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6cd5f93b5c6a66c68a91dbc604a78207252ecd43"
                },
                {
                    "url": "https://git.kernel.org/stable/c/880ece912b958a0c92cc0baa8e906fb9b49a4b53"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f030304fdeb87ec8f1b518c73703214aec6cc24a"
                }
            ],
            "title": "PCI: microchip: Fix refcount leak in mc_pcie_init_irq_domains()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}