ASB-A-196085005

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Import Source

https://storage.googleapis.com/android-osv/ASB-A-196085005.json

JSON Data

https://api.osv.dev/v1/vulns/ASB-A-196085005

Aliases

A-196085005
CVE-2020-13113

Published

2022-02-01T00:00:00Z

Modified

2025-10-31T15:37:41.221363Z

Summary

[none]

Details

An issue was discovered in libexif before 0.6.22. Use of uninitialized memory in EXIF Makernote handling could lead to crashes and potential use-after-free conditions.

References

https://source.android.com/security/bulletin/2022-02-01

Affected packages

Android / platform/external/libexif

Package

Name: platform/external/libexif

Affected ranges

Type: ECOSYSTEM
Events: Introduced

10:0

Fixed

10:2022-02-01

Affected versions

Other

Ecosystem specific

{
    "types": [
        "EoP"
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libexif/+/c9da78d8d9f302c767b366ef256e24fa32f8784f",
        "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232"
    ],
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-45cb83fc",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "libexif/olympus/exif-mnote-data-olympus.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "171665474353090061899021564791197257152",
                    "116301063513059510679027604740839939787",
                    "33983948157538593294138539723360334410",
                    "231840623465655071498280023479608178034"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-500e6a39",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "function": "exif_mnote_data_pentax_load",
                "file": "libexif/pentax/exif-mnote-data-pentax.c"
            },
            "digest": {
                "length": 3510.0,
                "function_hash": "183404549225358201605541302295976617143"
            },
            "signature_type": "Function"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-52cf7f82",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "function": "exif_mnote_data_canon_load",
                "file": "libexif/canon/exif-mnote-data-canon.c"
            },
            "digest": {
                "length": 2636.0,
                "function_hash": "230472758768611256226825674298003938134"
            },
            "signature_type": "Function"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-5d4bce62",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "libexif/fuji/exif-mnote-data-fuji.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "182556739721751607620424315492830018068",
                    "63090266439464873986942635232246469126",
                    "133352749772712821961584651055235107129",
                    "59814921405938895402439206079570764350"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-66798d65",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "function": "exif_mnote_data_fuji_load",
                "file": "libexif/fuji/exif-mnote-data-fuji.c"
            },
            "digest": {
                "length": 2820.0,
                "function_hash": "113168632477656210553710536030160313989"
            },
            "signature_type": "Function"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-adb7db80",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "function": "exif_mnote_data_olympus_load",
                "file": "libexif/olympus/exif-mnote-data-olympus.c"
            },
            "digest": {
                "length": 6441.0,
                "function_hash": "189747278139490779873991802493815478765"
            },
            "signature_type": "Function"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-dd189b4f",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "libexif/pentax/exif-mnote-data-pentax.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "182556739721751607620424315492830018068",
                    "63090266439464873986942635232246469126",
                    "133352749772712821961584651055235107129",
                    "87180012295696138925344357238405859904"
                ]
            },
            "signature_type": "Line"
        },
        {
            "source": "https://android.googlesource.com/platform/external/libexif/+/4ceb535b530fd8d0504c9df65c99045a71e12232",
            "id": "ASB-A-196085005-e339df47",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "libexif/canon/exif-mnote-data-canon.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "182556739721751607620424315492830018068",
                    "63090266439464873986942635232246469126",
                    "225602874433340598213515522161546468010",
                    "215464518781960057437098919856189329355"
                ]
            },
            "signature_type": "Line"
        }
    ],
    "severity": "High",
    "spl": "2022-02-01"
}