PUB-A-229994861

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-229994861.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-229994861
Aliases
  • A-229994861
  • CVE-2022-20527
Published
2022-12-01T00:00:00Z
Modified
2025-09-19T20:50:49.344728Z
Summary
[none]
Details

In HalCoreCallback of halcore.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure from the NFC firmware with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/hardware/st/nfc

Package

Name
platform/hardware/st/nfc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2022-12-01

Affected versions

Other

13

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "id": "PUB-A-229994861-33818c24",
            "deprecated": false,
            "target": {
                "file": "st21nfc/hal/halcore.cc"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "165744123791803713704763289471465043099",
                    "27783976174390821137820152893181231296",
                    "76791411373196050948003848164575001558",
                    "301341817714026765422772554170160352996"
                ]
            },
            "signature_version": "v1",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/hardware/st/nfc/+/bf79f190c62886e457e13b030dd67d846958b3c6",
            "match_only_versions": [
                "13"
            ]
        },
        {
            "id": "PUB-A-229994861-ddaf01cb",
            "deprecated": false,
            "target": {
                "file": "st21nfc/hal/halcore.cc",
                "function": "HalCoreCallback"
            },
            "digest": {
                "length": 1926.0,
                "function_hash": "90138370701600535322812863812506258764"
            },
            "signature_version": "v1",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/hardware/st/nfc/+/bf79f190c62886e457e13b030dd67d846958b3c6",
            "match_only_versions": [
                "13"
            ]
        }
    ],
    "severity": "Moderate",
    "spl": "2022-12-01",
    "types": [
        "ID"
    ],
    "fixes": [
        "https://android.googlesource.com/platform/hardware/st/nfc/+/bf79f190c62886e457e13b030dd67d846958b3c6"
    ]
}