ASB-A-274478807

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Import Source

https://storage.googleapis.com/android-osv/ASB-A-274478807.json

JSON Data

https://api.osv.dev/v1/vulns/ASB-A-274478807

Aliases

A-274478807
CVE-2023-40090

Published

2023-12-01T00:00:00Z

Modified

2026-09-11T15:42:03Z

Summary

[none]

Details

In BTM_BleVerifySignature of btm_ble.cc, there is a possible way to bypass signature validation due to side channel information disclosure. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/packages/modules/Bluetooth

Package

Name: platform/packages/modules/Bluetooth

Affected ranges

Type: ECOSYSTEM
Events: Introduced

13:0

Fixed

13:2023-12-01

Affected versions

Other

Ecosystem specific

{
    "fixes": [
        "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/7a960ac1c0cbc6d3949b6eaa7a86302a0b20c04f"
    ],
    "severity": "High",
    "spl": "2023-12-01",
    "types": [
        "EoP"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "73604053638893654442075446677088485044",
                    "282059303716900127485036754162182556256",
                    "217706887452652472909775799195184585659",
                    "115226672382767376581534584658274644606",
                    "310695147471039599526984977300380065240",
                    "55480721152862074085235881525030013126",
                    "245145732093958882139270013324568634314",
                    "223569041101689020007613077388764483895",
                    "71874906898404393574206338313885779023",
                    "36445870366340891229985690735977164152",
                    "61195958099683017752557694320560501319",
                    "164740465748603696628054194055557693252",
                    "173240706905291627675062426793424631335"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-274478807-7d385009",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/7a960ac1c0cbc6d3949b6eaa7a86302a0b20c04f",
            "target": {
                "file": "system/stack/btm/btm_ble.cc"
            }
        }
    ]
}

Database specific

source

"https://storage.googleapis.com/android-osv/ASB-A-274478807.json"