{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50019",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.393Z",
        "datePublished": "2025-06-18T11:01:23.332Z",
        "dateUpdated": "2026-05-11T19:11:12.898Z"
    },
    "containers": {
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:11:12.898Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: Fix refcount leak bug in ucc_uart.c\n\nIn soc_info(), of_find_node_by_type() will return a node pointer\nwith refcount incremented. We should use of_node_put() when it is\nnot used anymore."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/tty/serial/ucc_uart.c"
                    ],
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                            "lessThan": "8245e7d1d7f75a9255ad1e8146752e5051d528b8",
                            "status": "affected",
                            "versionType": "git"
                        },
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                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
                            "lessThan": "81939c4fbc2d5c754d0f1c1f05149d4b70d751ed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
                            "lessThan": "17c32546166d8a7d2579c4b57c8b16241f94a66b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
                            "lessThan": "f6ed634eedb1a8a6a8cb110a7695c7abb70ffcbf",
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                        },
                        {
                            "version": "d7584ed2b994a572326650b0c4d2c25961e6f49d",
                            "lessThan": "d24d7bb2cd947676f9b71fb944d045e09b8b282f",
                            "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/tty/serial/ucc_uart.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.25",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.25",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.326",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.291",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.256",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.211",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.138",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.63",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.4",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
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                            "operator": "OR",
                            "negate": false,
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.25",
                                    "versionEndExcluding": "4.9.326"
                                },
                                {
                                    "vulnerable": true,
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                                    "versionEndExcluding": "6.0"
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8245e7d1d7f75a9255ad1e8146752e5051d528b8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ec56f886f3bf0f15f7a3844d4c025e165b8e8de7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/59bc4c19d53bdac61ec952c01c6e864f5f0f8367"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ca3fc1c38e4253bc019881301a28ea60b8b0bca3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/81939c4fbc2d5c754d0f1c1f05149d4b70d751ed"
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                {
                    "url": "https://git.kernel.org/stable/c/17c32546166d8a7d2579c4b57c8b16241f94a66b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f6ed634eedb1a8a6a8cb110a7695c7abb70ffcbf"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d24d7bb2cd947676f9b71fb944d045e09b8b282f"
                }
            ],
            "title": "tty: serial: Fix refcount leak bug in ucc_uart.c",
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                "engine": "bippy-1.2.0"
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    }
}