ASB-A-197868577

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-197868577.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-197868577
Aliases
Published
2021-12-01T00:00:00Z
Modified
2026-04-22T14:59:17.843400Z
Summary
[none]
Details

In osimalloc and osicalloc of allocator.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution 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
9:0
Fixed
9:2021-12-01

Affected versions

Other
9

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 180.0,
                "function_hash": "133515069060463300907966626649197431077"
            },
            "id": "ASB-A-197868577-2e3c1304",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/cee4d086c959e174328a0e173398d99f59ccbb1f",
            "target": {
                "function": "osi_calloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "length": 176.0,
                "function_hash": "117538921863687452573602227384761554202"
            },
            "id": "ASB-A-197868577-37f71231",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/cee4d086c959e174328a0e173398d99f59ccbb1f",
            "target": {
                "function": "osi_malloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "202646545228519606468605655560141210094",
                    "272342536816153109009821619670548510412",
                    "140660819875019453777698067336487926622",
                    "90577778521919955422444438216599194331",
                    "318145221288325454207691524196237343651",
                    "118114027170040244437591581732054233909",
                    "266839983093794151707598956899575249286",
                    "166390355539842863750748059879262597292"
                ]
            },
            "id": "ASB-A-197868577-7a3c9ba8",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/cee4d086c959e174328a0e173398d99f59ccbb1f",
            "target": {
                "file": "osi/src/allocator.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/cee4d086c959e174328a0e173398d99f59ccbb1f"
    ],
    "types": [
        "RCE"
    ],
    "spl": "2021-12-01",
    "severity": "Critical"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-197868577.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2021-12-01

Affected versions

Other
10

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 180.0,
                "function_hash": "133515069060463300907966626649197431077"
            },
            "id": "ASB-A-197868577-189e24b2",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/1e76ec66d8ad19f94a4e253db040d6983c6b830e",
            "target": {
                "function": "osi_calloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "length": 176.0,
                "function_hash": "117538921863687452573602227384761554202"
            },
            "id": "ASB-A-197868577-982e1563",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/1e76ec66d8ad19f94a4e253db040d6983c6b830e",
            "target": {
                "function": "osi_malloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "202646545228519606468605655560141210094",
                    "272342536816153109009821619670548510412",
                    "140660819875019453777698067336487926622",
                    "90577778521919955422444438216599194331",
                    "318145221288325454207691524196237343651",
                    "118114027170040244437591581732054233909",
                    "266839983093794151707598956899575249286",
                    "166390355539842863750748059879262597292"
                ]
            },
            "id": "ASB-A-197868577-af3cde8b",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/1e76ec66d8ad19f94a4e253db040d6983c6b830e",
            "target": {
                "file": "osi/src/allocator.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/1e76ec66d8ad19f94a4e253db040d6983c6b830e"
    ],
    "types": [
        "RCE"
    ],
    "spl": "2021-12-01",
    "severity": "Critical"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-197868577.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-12-01

Affected versions

Other
11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 180.0,
                "function_hash": "133515069060463300907966626649197431077"
            },
            "id": "ASB-A-197868577-5c67fb4a",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/e435404a7d2afa6b4cb9a59319667bf72af4df1f",
            "target": {
                "function": "osi_calloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "202646545228519606468605655560141210094",
                    "272342536816153109009821619670548510412",
                    "140660819875019453777698067336487926622",
                    "90577778521919955422444438216599194331",
                    "318145221288325454207691524196237343651",
                    "118114027170040244437591581732054233909",
                    "266839983093794151707598956899575249286",
                    "166390355539842863750748059879262597292"
                ]
            },
            "id": "ASB-A-197868577-91d9fc83",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/e435404a7d2afa6b4cb9a59319667bf72af4df1f",
            "target": {
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "length": 176.0,
                "function_hash": "117538921863687452573602227384761554202"
            },
            "id": "ASB-A-197868577-fdad8b17",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/e435404a7d2afa6b4cb9a59319667bf72af4df1f",
            "target": {
                "function": "osi_malloc",
                "file": "osi/src/allocator.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/e435404a7d2afa6b4cb9a59319667bf72af4df1f"
    ],
    "types": [
        "RCE"
    ],
    "spl": "2021-12-01",
    "severity": "Critical"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-197868577.json"

Android / platform/system/bt

Package

Name
platform/system/bt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12:0
Fixed
12:2021-12-01

Affected versions

Other
12

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 180.0,
                "function_hash": "133515069060463300907966626649197431077"
            },
            "id": "ASB-A-197868577-0ad5617f",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/a1184057b275eb91857977663fe05016df67b3c5",
            "target": {
                "function": "osi_calloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "length": 176.0,
                "function_hash": "117538921863687452573602227384761554202"
            },
            "id": "ASB-A-197868577-94a8a3f4",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/system/bt/+/a1184057b275eb91857977663fe05016df67b3c5",
            "target": {
                "function": "osi_malloc",
                "file": "osi/src/allocator.cc"
            }
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "202646545228519606468605655560141210094",
                    "272342536816153109009821619670548510412",
                    "140660819875019453777698067336487926622",
                    "90577778521919955422444438216599194331",
                    "318145221288325454207691524196237343651",
                    "118114027170040244437591581732054233909",
                    "266839983093794151707598956899575249286",
                    "166390355539842863750748059879262597292"
                ]
            },
            "id": "ASB-A-197868577-b52b98e5",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/system/bt/+/a1184057b275eb91857977663fe05016df67b3c5",
            "target": {
                "file": "osi/src/allocator.cc"
            }
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/system/bt/+/a1184057b275eb91857977663fe05016df67b3c5"
    ],
    "types": [
        "RCE"
    ],
    "spl": "2021-12-01",
    "severity": "Critical"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-197868577.json"