{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49306",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T02:08:31.535Z",
        "datePublished": "2025-02-26T02:10:38.680Z",
        "dateUpdated": "2026-05-11T18:57:08.251Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:57:08.251Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc3: host: Stop setting the ACPI companion\n\nIt is no longer needed. The sysdev pointer is now used when\nassigning the ACPI companions to the xHCI ports and USB\ndevices.\n\nAssigning the ACPI companion here resulted in the\nfwnode->secondary pointer to be replaced also for the parent\ndwc3 device since the primary fwnode (the ACPI companion)\nwas shared. That was unintentional and it created potential\nside effects like resource leaks."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/dwc3/host.c"
                    ],
                    "versions": [
                        {
                            "version": "11c39809070fc0eb3aacb0d9ee71cd3678144f66",
                            "lessThan": "d7f35934f7ab67bfd9adabc84207e59da9c19108",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "11c39809070fc0eb3aacb0d9ee71cd3678144f66",
                            "lessThan": "9c185fde906a48368bd2d2a8c17d4b6fb3d670af",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "11c39809070fc0eb3aacb0d9ee71cd3678144f66",
                            "lessThan": "7fd069d65da2e20b1caec3b7bcf9dfbe28c04bb2",
                            "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/usb/dwc3/host.c"
                    ],
                    "versions": [
                        {
                            "version": "5.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.15",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.4",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19",
                            "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": "5.7",
                                    "versionEndExcluding": "5.17.15"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "5.18.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "5.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/d7f35934f7ab67bfd9adabc84207e59da9c19108"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9c185fde906a48368bd2d2a8c17d4b6fb3d670af"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7fd069d65da2e20b1caec3b7bcf9dfbe28c04bb2"
                }
            ],
            "title": "usb: dwc3: host: Stop setting the ACPI companion",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}