ASB-A-192085766

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-192085766.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-192085766
Aliases
  • A-192085766
  • CVE-2021-0955
Published
2021-12-01T00:00:00Z
Modified
2024-08-07T19:29:11.144721Z
Summary
Native crash - com.google.android.providers.media.module (System process) - signal 11 (SIGSEGV)../MediaProviderGoogle.<dex|apk>!libfuse_jni.so (mediaprovider::fuse::pf_write_buf)../MediaProviderGoogle.<dex|apk>!libfuse.so (d...
Details

In pfwritebuf of FuseDaemon.cpp, there is possible memory corruption due to a race condition. 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/packages/providers/MediaProvider

Package

Name
platform/packages/providers/MediaProvider

Affected ranges

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

Affected versions

Other

11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 589.0,
                "function_hash": "192019583326987785727405191115202404923"
            },
            "id": "ASB-A-192085766-555f3750",
            "source": "https://android.googlesource.com/platform/packages/providers/MediaProvider/+/9b7488a6ab3f4c8f5cfc30ff7d04a972643c1ff9",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "jni/FuseDaemon.cpp",
                "function": "pf_write_buf"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "63062175104087424415549573778864761467",
                    "231680940865405488345224561359528259172",
                    "273123602092719675722700568352747148168",
                    "29991220791276618583071092840987293896",
                    "196368252258504179421192806773538706037"
                ]
            },
            "id": "ASB-A-192085766-891c0d00",
            "source": "https://android.googlesource.com/platform/packages/providers/MediaProvider/+/9b7488a6ab3f4c8f5cfc30ff7d04a972643c1ff9",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "jni/FuseDaemon.cpp"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/packages/providers/MediaProvider/+/9b7488a6ab3f4c8f5cfc30ff7d04a972643c1ff9"
    ],
    "spl": "2021-12-01",
    "severity": "High",
    "types": [
        "EoP"
    ]
}