{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50311",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-15T14:18:36.813Z",
        "datePublished": "2025-09-15T14:46:06.504Z",
        "dateUpdated": "2026-05-11T19:16:51.472Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:16:51.472Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncxl: Fix refcount leak in cxl_calc_capp_routing\n\nof_get_next_parent() returns a node pointer with refcount incremented,\nwe should use of_node_put() on it when not need anymore.\nThis function only calls of_node_put() in normal path,\nmissing it in the error path.\nAdd missing of_node_put() to avoid refcount leak."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/misc/cxl/pci.c"
                    ],
                    "versions": [
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "c9bebc503881c1391f6c4f820134884adecf1519",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "ee870f72465015327ad96204b0e92450d04870cd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "f2d60f6ba173cded65081cee690b67802395a479",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "81c8bbf5b2b5f0c8030fff1716c00849cda8571a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "6a310e8db5409676b4b3e6c1f54dff174e4fd04d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "651e8bc9d0418c20a1989b7c078c64c2a6346fa3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "2d7b6580384e6d65419933ddc525bd176095da54",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24be42aab37c6d07c05126673138e06223a6399",
                            "lessThan": "1d09697ff22908ae487fc8c4fbde1811732be523",
                            "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/misc/cxl/pci.c"
                    ],
                    "versions": [
                        {
                            "version": "4.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.303",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.270",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.229",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.163",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.86",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.16",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.2",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2",
                            "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": "4.12",
                                    "versionEndExcluding": "4.14.303"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "4.19.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "5.4.229"
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                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "5.10.163"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "5.15.86"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "6.0.16"
                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "6.1.2"
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.12",
                                    "versionEndExcluding": "6.2"
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c9bebc503881c1391f6c4f820134884adecf1519"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ee870f72465015327ad96204b0e92450d04870cd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f2d60f6ba173cded65081cee690b67802395a479"
                },
                {
                    "url": "https://git.kernel.org/stable/c/81c8bbf5b2b5f0c8030fff1716c00849cda8571a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6a310e8db5409676b4b3e6c1f54dff174e4fd04d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/651e8bc9d0418c20a1989b7c078c64c2a6346fa3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2d7b6580384e6d65419933ddc525bd176095da54"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1d09697ff22908ae487fc8c4fbde1811732be523"
                }
            ],
            "title": "cxl: Fix refcount leak in cxl_calc_capp_routing",
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    }
}