ASB-A-221256678

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-221256678.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-221256678
Aliases
Published
2022-09-01T00:00:00Z
Modified
2025-10-31T15:37:41.221363Z
Summary
[none]
Details

In closeString of xmlparse.c, there is a possible memory corruption due to an integer overflow. 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 / platform/external/expat

Package

Name
platform/external/expat

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2022-09-01

Affected versions

Other

10

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/257f1d3777240016d3ccd74a61cd7d0e0efcaae3",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-34904c4e",
            "target": {
                "function": "doProlog",
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "length": 27763.0,
                "function_hash": "194916051013109020439257286648267021551"
            },
            "signature_type": "Function"
        },
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/257f1d3777240016d3ccd74a61cd7d0e0efcaae3",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-8a81a85d",
            "target": {
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "339326044285764152046173097361304582891",
                    "80189087112477729323498696954329671836",
                    "332728795067340892905178233217556801001",
                    "222029021349265669637245538079790074657",
                    "221317009947586808221619481242038985796",
                    "99349835761178515549295296412854684740",
                    "187269274721543235825387369240793720506",
                    "61317863099045868358128820708933024829",
                    "122050159338687557815072393947045263208",
                    "161136089803808513250300821260233738451",
                    "87078006104052797860574317967163509607",
                    "232327690192941995352027900811732422356",
                    "297867436599823948476812071841674933398",
                    "191058153855019843145782312493874618054",
                    "213207860056129544246399960674346981714",
                    "153277542590348788033796345559096625066",
                    "189143837280181008597514096578596137128",
                    "103054339028902983481167122157516390565",
                    "309889577854558010845876679495858090275",
                    "218126424916799469382031295780882932650"
                ]
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/expat/+/257f1d3777240016d3ccd74a61cd7d0e0efcaae3"
    ],
    "types": [
        "EoP"
    ],
    "severity": "High",
    "spl": "2022-09-01"
}

Android / platform/external/expat

Package

Name
platform/external/expat

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2022-09-01

Affected versions

Other

11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/8524cb8b7b377ff6acb1ca51afc7255d02c4170b",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-dde4366a",
            "target": {
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "339326044285764152046173097361304582891",
                    "37517056343669458741212050199709508032",
                    "35613909015179879119886763859434258788",
                    "184538079924971805284425482750745354605",
                    "37167670863099582326420273828710157536",
                    "128141464681805290033676726535339920132",
                    "146412106355233493138691733981388781214",
                    "218126424916799469382031295780882932650"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/8524cb8b7b377ff6acb1ca51afc7255d02c4170b",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-e086e3c0",
            "target": {
                "function": "doProlog",
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "length": 27964.0,
                "function_hash": "250342439851380564132105541905090514381"
            },
            "signature_type": "Function"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/expat/+/8524cb8b7b377ff6acb1ca51afc7255d02c4170b"
    ],
    "types": [
        "EoP"
    ],
    "severity": "High",
    "spl": "2022-09-01"
}

Android / platform/external/expat

Package

Name
platform/external/expat

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12:0
Fixed
12:2022-09-01

Affected versions

Other

12

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/247dff003581d92e089626d8304eb27a53c8f160",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-406c5875",
            "target": {
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "339326044285764152046173097361304582891",
                    "37517056343669458741212050199709508032",
                    "35613909015179879119886763859434258788",
                    "184538079924971805284425482750745354605",
                    "37167670863099582326420273828710157536",
                    "128141464681805290033676726535339920132",
                    "146412106355233493138691733981388781214",
                    "218126424916799469382031295780882932650"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/247dff003581d92e089626d8304eb27a53c8f160",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-9c24eb51",
            "target": {
                "function": "doProlog",
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "length": 27964.0,
                "function_hash": "250342439851380564132105541905090514381"
            },
            "signature_type": "Function"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/expat/+/247dff003581d92e089626d8304eb27a53c8f160"
    ],
    "types": [
        "EoP"
    ],
    "severity": "High",
    "spl": "2022-09-01"
}

Android / platform/external/expat

Package

Name
platform/external/expat

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12L:0
Fixed
12L:2022-09-01

Affected versions

Other

12L

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/b7179f2c886badb2158fa5dfcc57c54d201bc677",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-799ae9e9",
            "target": {
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "339326044285764152046173097361304582891",
                    "37517056343669458741212050199709508032",
                    "35613909015179879119886763859434258788",
                    "184538079924971805284425482750745354605",
                    "37167670863099582326420273828710157536",
                    "128141464681805290033676726535339920132",
                    "146412106355233493138691733981388781214",
                    "218126424916799469382031295780882932650"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/expat/+/b7179f2c886badb2158fa5dfcc57c54d201bc677",
            "signature_version": "v1",
            "deprecated": false,
            "id": "ASB-A-221256678-9cace653",
            "target": {
                "function": "doProlog",
                "file": "lib/xmlparse.c"
            },
            "digest": {
                "length": 27964.0,
                "function_hash": "250342439851380564132105541905090514381"
            },
            "signature_type": "Function"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/expat/+/b7179f2c886badb2158fa5dfcc57c54d201bc677"
    ],
    "types": [
        "EoP"
    ],
    "severity": "High",
    "spl": "2022-09-01"
}