{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50568",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-22T13:20:23.760Z",
        "datePublished": "2025-10-22T13:23:25.136Z",
        "dateUpdated": "2026-05-11T19:21:56.354Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:21:56.354Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_hid: fix f_hidg lifetime vs cdev\n\nThe embedded struct cdev does not have its lifetime correctly tied to\nthe enclosing struct f_hidg, so there is a use-after-free if /dev/hidgN\nis held open while the gadget is deleted.\n\nThis can readily be replicated with libusbgx's example programs (for\nconciseness - operating directly via configfs is equivalent):\n\n\tgadget-hid\n\texec 3<> /dev/hidg0\n\tgadget-vid-pid-remove\n\texec 3<&-\n\nPull the existing device up in to struct f_hidg and make use of the\ncdev_device_{add,del}() helpers.  This changes the lifetime of the\ndevice object to match struct f_hidg, but note that it is still added\nand deleted at the same time."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/gadget/function/f_hid.c"
                    ],
                    "versions": [
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "1cd7f156f6389918f760687fbbf133c86da93162",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "c78c87c4e389b62f8892af7f59857447aa6d9797",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "1b6a53e447ec3d81623610c8c7ec5082b47dfdce",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "d3136b79705c2e3bba9c76adc5628af0215d798e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "9e4b85d815b14bd4db2deea2a54264a23de8b896",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "9e08b7f5fa00e9d550851352bd0d1ba74ccffef2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "71adf118946957839a13aa4d1094183e05c6c094",
                            "lessThan": "89ff3dfac604614287ad5aad9370c3f984ea3f4b",
                            "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/gadget/function/f_hid.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.35",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.35",
                            "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": "2.6.35",
                                    "versionEndExcluding": "4.19.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "5.4.229"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "5.10.163"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "5.15.86"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "6.0.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "6.1.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "6.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1cd7f156f6389918f760687fbbf133c86da93162"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c78c87c4e389b62f8892af7f59857447aa6d9797"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1b6a53e447ec3d81623610c8c7ec5082b47dfdce"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d3136b79705c2e3bba9c76adc5628af0215d798e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9e4b85d815b14bd4db2deea2a54264a23de8b896"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9e08b7f5fa00e9d550851352bd0d1ba74ccffef2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/89ff3dfac604614287ad5aad9370c3f984ea3f4b"
                }
            ],
            "title": "usb: gadget: f_hid: fix f_hidg lifetime vs cdev",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}