ASB-A-230867224

See a problem?
Import Source
https://storage.googleapis.com/android-osv/ASB-A-230867224.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-230867224
Aliases
  • A-230867224
  • CVE-2022-20469
Published
2022-12-01T00:00:00Z
Modified
2026-09-14T15:29:34Z
Summary
[none]
Details

In avct_lcb_msg_asmbl of avct_lcb_act.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege over Bluetooth with no additional 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
10:0
Fixed
10:2022-12-01

Affected versions

Other
10

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/769f55450bd2eb94ddb9080f730e404de7716bda"
    ],
    "severity": "High",
    "spl": "2022-12-01",
    "types": [
        "RCE"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "173584054749471213542059671671466609370",
                    "218272014920384491034865323393805809107",
                    "213647027907871969227418315119428298185",
                    "9928675793482950772906846926328496605",
                    "315874836010301295655053817557664409089",
                    "234310698468177673899024177910053053341",
                    "131546008756469857604060041408456869966",
                    "52641849214879142077314346935312098238"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-230867224-4c8c42f7",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/769f55450bd2eb94ddb9080f730e404de7716bda",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "function_hash": "215894916147553160587423900392199587617",
                "length": 2079
            },
            "id": "ASB-A-230867224-8cf5a75b",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/769f55450bd2eb94ddb9080f730e404de7716bda",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc",
                "function": "avct_lcb_msg_asmbl"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-230867224.json"
platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2022-12-01

Affected versions

Other
11

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/f67ea88c64d62e81c9a804c67ff06c52a6920d39"
    ],
    "severity": "High",
    "spl": "2022-12-01",
    "types": [
        "RCE"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "function_hash": "215894916147553160587423900392199587617",
                "length": 2079
            },
            "id": "ASB-A-230867224-9554efac",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/f67ea88c64d62e81c9a804c67ff06c52a6920d39",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc",
                "function": "avct_lcb_msg_asmbl"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "173584054749471213542059671671466609370",
                    "218272014920384491034865323393805809107",
                    "213647027907871969227418315119428298185",
                    "9928675793482950772906846926328496605",
                    "315874836010301295655053817557664409089",
                    "234310698468177673899024177910053053341",
                    "131546008756469857604060041408456869966",
                    "52641849214879142077314346935312098238"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-230867224-fb7dc3b0",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/f67ea88c64d62e81c9a804c67ff06c52a6920d39",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-230867224.json"
platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12:0
Fixed
12:2022-12-01

Affected versions

Other
12

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717"
    ],
    "severity": "High",
    "spl": "2022-12-01",
    "types": [
        "RCE"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "function_hash": "215894916147553160587423900392199587617",
                "length": 2079
            },
            "id": "ASB-A-230867224-11d2a2f6",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc",
                "function": "avct_lcb_msg_asmbl"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "315874836010301295655053817557664409089",
                    "234310698468177673899024177910053053341",
                    "131546008756469857604060041408456869966",
                    "52641849214879142077314346935312098238"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-230867224-ace0e056",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-230867224.json"
platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12L:0
Fixed
12L:2022-12-01

Affected versions

Other
12L

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717"
    ],
    "severity": "High",
    "spl": "2022-12-01",
    "types": [
        "RCE"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "315874836010301295655053817557664409089",
                    "234310698468177673899024177910053053341",
                    "131546008756469857604060041408456869966",
                    "52641849214879142077314346935312098238"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-230867224-c8721c22",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "function_hash": "215894916147553160587423900392199587617",
                "length": 2079
            },
            "id": "ASB-A-230867224-d989ff4f",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/bt/+/2992109ab975def57192c5e3d40078e69b1e8717",
            "target": {
                "file": "stack/avct/avct_lcb_act.cc",
                "function": "avct_lcb_msg_asmbl"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-230867224.json"
platform/packages/modules/Bluetooth

Package

Name
platform/packages/modules/Bluetooth

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2022-12-01

Affected versions

Other
13

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/6b4acc4d439bf6e66c520819de068eb486724e05"
    ],
    "severity": "High",
    "spl": "2022-12-01",
    "types": [
        "RCE"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "315874836010301295655053817557664409089",
                    "234310698468177673899024177910053053341",
                    "131546008756469857604060041408456869966",
                    "52641849214879142077314346935312098238"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-230867224-52c0fda8",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/6b4acc4d439bf6e66c520819de068eb486724e05",
            "target": {
                "file": "system/stack/avct/avct_lcb_act.cc"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "function_hash": "215894916147553160587423900392199587617",
                "length": 2079
            },
            "id": "ASB-A-230867224-ee64cc06",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/6b4acc4d439bf6e66c520819de068eb486724e05",
            "target": {
                "file": "system/stack/avct/avct_lcb_act.cc",
                "function": "avct_lcb_msg_asmbl"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-230867224.json"