CVE-2022-50247

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Source
https://cve.org/CVERecord?id=CVE-2022-50247
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50247.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-50247
Downstream
Related
Published
2025-09-15T14:02:06.776Z
Modified
2026-03-11T10:24:38.188735Z
Summary
usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq
Details

In the Linux kernel, the following vulnerability has been resolved:

usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq

Can not set the @sharedhcd to NULL before decrease the usage count by usbput_hcd(), this will cause the shared hcd not released.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50247.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
04284eb74e0c350be5e75eda178b97063343af13
Fixed
ffb14aac2658873050671198543b9b8194149c14
Fixed
05680a91ae60ddd0319e6618456f0883b5dd765d
Fixed
c8e7463844888dc8344bbb9cbad88cdce9cb8077
Fixed
03a88b0bafbe3f548729d970d8366f48718c9b19

Affected versions

v5.*
v5.12
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.15.1
v5.15.10
v5.15.11
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.2
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.29
v5.15.3
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.4
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.5
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.58
v5.15.59
v5.15.6
v5.15.60
v5.15.61
v5.15.62
v5.15.63
v5.15.64
v5.15.65
v5.15.66
v5.15.67
v5.15.68
v5.15.69
v5.15.7
v5.15.70
v5.15.71
v5.15.72
v5.15.73
v5.15.74
v5.15.75
v5.15.76
v5.15.77
v5.15.78
v5.15.79
v5.15.8
v5.15.80
v5.15.81
v5.15.82
v5.15.83
v5.15.84
v5.15.85
v5.15.9
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8
v6.*
v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.0.1
v6.0.10
v6.0.11
v6.0.12
v6.0.13
v6.0.14
v6.0.15
v6.0.2
v6.0.3
v6.0.4
v6.0.5
v6.0.6
v6.0.7
v6.0.8
v6.0.9
v6.1
v6.1-rc1
v6.1-rc2
v6.1-rc3
v6.1-rc4
v6.1-rc5
v6.1-rc6
v6.1-rc7
v6.1-rc8
v6.1.1

Database specific

vanir_signatures 
[
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "drivers/usb/host/xhci-mtk.c",
            "function": "xhci_mtk_probe"
        },
        "id": "CVE-2022-50247-19639bb5",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@03a88b0bafbe3f548729d970d8366f48718c9b19",
        "digest": {
            "function_hash": "330944076221296486876659378406087920817",
            "length": 3664.0
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "drivers/usb/host/xhci-mtk.c"
        },
        "id": "CVE-2022-50247-b3c6a759",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@05680a91ae60ddd0319e6618456f0883b5dd765d",
        "digest": {
            "line_hashes": [
                "37470563692435529018560897930415411971",
                "279641609668544671570072294771731354884",
                "106157965266423419836288652798929961349",
                "234735923051477797910756882475405943186"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "target": {
            "file": "drivers/usb/host/xhci-mtk.c"
        },
        "id": "CVE-2022-50247-bb7ecfac",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@03a88b0bafbe3f548729d970d8366f48718c9b19",
        "digest": {
            "line_hashes": [
                "37470563692435529018560897930415411971",
                "238790822026178404250039325639367141552",
                "304705862915856783900387162781487109575",
                "165005036399020240233462397860120079733"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "target": {
            "file": "drivers/usb/host/xhci-mtk.c",
            "function": "xhci_mtk_probe"
        },
        "id": "CVE-2022-50247-d8e72247",
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@05680a91ae60ddd0319e6618456f0883b5dd765d",
        "digest": {
            "function_hash": "152587652225604263302232324408863104282",
            "length": 3539.0
        }
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50247.json"