PUB-A-256591441

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-256591441.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-256591441
Aliases
  • A-256591441
  • CVE-2023-21020
Published
2023-03-01T00:00:00Z
Modified
2026-01-22T17:09:51.847580Z
Summary
[none]
Details

In registerSignalHandlers of main.c, there is a possible local arbitrary code execution due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/packages/modules/StatsD

Package

Name
platform/packages/modules/StatsD

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2023-03-01

Affected versions

Other

13

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/packages/modules/StatsD/+/992c86cfa9b615e8e62426a5014a0b10501a37b0"
    ],
    "vanir_signatures": [
        {
            "source": "https://android.googlesource.com/platform/packages/modules/StatsD/+/992c86cfa9b615e8e62426a5014a0b10501a37b0",
            "deprecated": false,
            "digest": {
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                "threshold": 0.9
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            "signature_version": "v1",
            "target": {
                "file": "statsd/src/main.cpp"
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            "signature_type": "Line",
            "id": "PUB-A-256591441-2cccb8f5"
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        {
            "source": "https://android.googlesource.com/platform/packages/modules/StatsD/+/992c86cfa9b615e8e62426a5014a0b10501a37b0",
            "deprecated": false,
            "digest": {
                "length": 351.0,
                "function_hash": "151766590558765629684275105768374584739"
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            "match_only_versions": [
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            "signature_version": "v1",
            "target": {
                "function": "signalHandler",
                "file": "statsd/src/main.cpp"
            },
            "signature_type": "Function",
            "id": "PUB-A-256591441-d536ed8c"
        },
        {
            "source": "https://android.googlesource.com/platform/packages/modules/StatsD/+/992c86cfa9b615e8e62426a5014a0b10501a37b0",
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            "digest": {
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            "match_only_versions": [
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            ],
            "signature_version": "v1",
            "target": {
                "function": "registerSignalHandlers",
                "file": "statsd/src/main.cpp"
            },
            "signature_type": "Function",
            "id": "PUB-A-256591441-e177e40f"
        },
        {
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/packages/modules/StatsD/+/992c86cfa9b615e8e62426a5014a0b10501a37b0",
            "deprecated": false,
            "digest": {
                "length": 826.0,
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            "signature_type": "Function",
            "id": "PUB-A-256591441-e7c384e0",
            "target": {
                "function": "main",
                "file": "statsd/src/main.cpp"
            }
        }
    ],
    "types": [
        "EoP"
    ],
    "severity": "Moderate",
    "spl": "2023-03-01"
}

Database specific

source

"https://storage.googleapis.com/android-osv/PUB-A-256591441.json"