ASB-A-210292376

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Import Source
https://storage.googleapis.com/android-osv-test/ASB-A-210292376.json
JSON Data
https://api.test.osv.dev/v1/vulns/ASB-A-210292376
Aliases
Published
2022-03-01T00:00:00Z
Modified
2025-08-06T16:29:06.385449Z
Summary
[none]
Details

In various setup methods of the USB gadget subsystem, there is a possible out of bounds write due to an incorrect flag check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / :linux_kernel:

Package

Name
:linux_kernel:

Affected ranges

Type
ECOSYSTEM
Events
Introduced
:0
Fixed
:2022-03-05

Affected versions

Other

Kernel

Ecosystem specific 

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            "signature_type": "Function",
            "source": "https://android.googlesource.com/kernel/common/+/b4604acd52a691c2fd33ad0a0fafb7cc19dee5de",
            "digest": {
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                "function_hash": "51759867175630936810844205975104072139"
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            "target": {
                "function": "gadgetfs_setup",
                "truncated_path_level": 1.0,
                "file": "drivers/usb/gadget/legacy/inode.c"
            },
            "signature_version": "v1",
            "deprecated": false
        },
        {
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                "file": "drivers/usb/gadget/composite.c"
            },
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                "file": "drivers/usb/gadget/legacy/dbgp.c"
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        },
        {
            "id": "ASB-A-210292376-b8629c30",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/kernel/common/+/d3c17d5e271ab688cb117330ec85e125ebf24d88",
            "digest": {
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                "file": "drivers/usb/gadget/legacy/inode.c"
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                "function": "composite_setup",
                "truncated_path_level": 1.0,
                "file": "drivers/usb/gadget/composite.c"
            },
            "signature_version": "v1",
            "deprecated": false
        },
        {
            "id": "ASB-A-210292376-d55f671b",
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            "source": "https://android.googlesource.com/kernel/common/+/b4604acd52a691c2fd33ad0a0fafb7cc19dee5de",
            "digest": {
                "length": 1417.0,
                "function_hash": "211557554950156766019146613511635348846"
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            "target": {
                "function": "dbgp_setup",
                "truncated_path_level": 1.0,
                "file": "drivers/usb/gadget/legacy/dbgp.c"
            },
            "signature_version": "v1",
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    ],
    "fixes": [
        "https://android.googlesource.com/kernel/common/+/b4604acd52a691c2fd33ad0a0fafb7cc19dee5de",
        "https://android.googlesource.com/kernel/common/+/53afb231f54a69d827b882fa282b30bb10cb08a5",
        "https://android.googlesource.com/kernel/common/+/d3c17d5e271ab688cb117330ec85e125ebf24d88"
    ],
    "types": [
        "EoP"
    ],
    "spl": "2022-03-05",
    "severity": "High"
}