ASB-A-180939982

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-180939982.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-180939982
Aliases
Published
2021-07-01T00:00:00Z
Modified
2026-04-20T15:37:26.169566Z
Summary
[none]
Details

In BTMTryAllocateSCN of btmscn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
8.1:0
Fixed
8.1:2021-07-01

Affected versions

8.*
8.1

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "229649218305656428549971312928355924069",
                    "302020453849528639859788595298992076256",
                    "329111539459289314853287617962020363517",
                    "318226620072315205662574818221075035721",
                    "100087434589779038505505906702542202188",
                    "130280296058774809801173065708333676216",
                    "227120603825068718216275169200270064687",
                    "150076396632444464927396083357598623209"
                ]
            },
            "id": "ASB-A-180939982-18380d56",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 216.0,
                "function_hash": "170137943210695062333103982890720332686"
            },
            "id": "ASB-A-180939982-2579a72d",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_TryAllocateSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 183.0,
                "function_hash": "34207615692176020308457833992444319540"
            },
            "id": "ASB-A-180939982-537e823a",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_FreeSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af"
    ],
    "types": [
        "EoP"
    ],
    "spl": "2021-07-01",
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-180939982.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
9:0
Fixed
9:2021-07-01

Affected versions

Other
9

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "229649218305656428549971312928355924069",
                    "302020453849528639859788595298992076256",
                    "329111539459289314853287617962020363517",
                    "318226620072315205662574818221075035721",
                    "100087434589779038505505906702542202188",
                    "130280296058774809801173065708333676216",
                    "227120603825068718216275169200270064687",
                    "150076396632444464927396083357598623209"
                ]
            },
            "id": "ASB-A-180939982-3192a4b1",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 183.0,
                "function_hash": "34207615692176020308457833992444319540"
            },
            "id": "ASB-A-180939982-69987113",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_FreeSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 216.0,
                "function_hash": "170137943210695062333103982890720332686"
            },
            "id": "ASB-A-180939982-b54b0eae",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_TryAllocateSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af"
    ],
    "types": [
        "EoP"
    ],
    "spl": "2021-07-01",
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-180939982.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2021-07-01

Affected versions

Other
10

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 216.0,
                "function_hash": "170137943210695062333103982890720332686"
            },
            "id": "ASB-A-180939982-645e8ba1",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_TryAllocateSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "229649218305656428549971312928355924069",
                    "302020453849528639859788595298992076256",
                    "329111539459289314853287617962020363517",
                    "318226620072315205662574818221075035721",
                    "100087434589779038505505906702542202188",
                    "130280296058774809801173065708333676216",
                    "227120603825068718216275169200270064687",
                    "150076396632444464927396083357598623209"
                ]
            },
            "id": "ASB-A-180939982-8722f9a6",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 183.0,
                "function_hash": "34207615692176020308457833992444319540"
            },
            "id": "ASB-A-180939982-a8459a99",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_FreeSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af"
    ],
    "types": [
        "EoP"
    ],
    "spl": "2021-07-01",
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-180939982.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-07-01

Affected versions

Other
11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 183.0,
                "function_hash": "34207615692176020308457833992444319540"
            },
            "id": "ASB-A-180939982-1aaa3bb6",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_FreeSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "229649218305656428549971312928355924069",
                    "302020453849528639859788595298992076256",
                    "329111539459289314853287617962020363517",
                    "318226620072315205662574818221075035721",
                    "100087434589779038505505906702542202188",
                    "130280296058774809801173065708333676216",
                    "227120603825068718216275169200270064687",
                    "150076396632444464927396083357598623209"
                ]
            },
            "id": "ASB-A-180939982-451c7e7d",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "file": "stack/btm/btm_acl.cc"
            }
        },
        {
            "digest": {
                "length": 216.0,
                "function_hash": "170137943210695062333103982890720332686"
            },
            "id": "ASB-A-180939982-4d888ce6",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af",
            "target": {
                "function": "BTM_TryAllocateSCN",
                "file": "stack/btm/btm_acl.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/0d93359dbbe99da62528b236ba4a9ab92f06c6af"
    ],
    "types": [
        "EoP"
    ],
    "spl": "2021-07-01",
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-180939982.json"