PUB-A-195082947

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Import Source
https://storage.googleapis.com/android-osv-test/PUB-A-195082947.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-195082947
Aliases
Published
2022-03-01T00:00:00Z
Modified
2024-10-23T16:43:06.926828Z
Summary
[none]
Details

In hsofreenet_device of net/usb/hso.c, there is a possible use after free bug. 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 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 1671.0,
                "function_hash": "298137499518198046083903344143831194390"
            },
            "id": "PUB-A-195082947-94280cbc",
            "source": "https://android.googlesource.com/kernel/common/+/b10dd066ea063",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "drivers/net/usb/hso.c",
                "function": "hso_create_net_device"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "156282893777389539489004679344848890106",
                    "225117206975891230219727731613576980352",
                    "130233698345843230676753961208034863234",
                    "126929904214987551869022099334461746031",
                    "110077989494485997144708421745799580075",
                    "168318541572538511115501495027413516383",
                    "96587662042684001300105669062687269366",
                    "36447792687420169932546913197071659198",
                    "145583491195242609389987204402006427302",
                    "267093625285464366181271664894917707801",
                    "291698062750314684977066088732659534393"
                ]
            },
            "id": "PUB-A-195082947-b195268e",
            "source": "https://android.googlesource.com/kernel/common/+/b10dd066ea063",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "drivers/net/usb/hso.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/kernel/common/+/88b912e02d75b",
        "https://android.googlesource.com/kernel/common/+/b10dd066ea063"
    ],
    "spl": "2022-03-05",
    "severity": "Moderate",
    "types": [
        "EoP"
    ]
}