PUB-A-244569759

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-244569759.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-244569759
Aliases
  • A-244569759
  • CVE-2022-20513
Published
2022-12-01T00:00:00Z
Modified
2025-09-19T20:50:49.344728Z
Summary
[none]
Details

In decrypt12 of CryptoPlugin.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/frameworks/av

Package

Name
platform/frameworks/av

Affected ranges

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

Affected versions

Other

13

Ecosystem specific 

{
    "severity": "Moderate",
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/av/+/e63e9163ffdd4f198aaa8dbaba2f01f168e14484"
    ],
    "vanir_signatures": [
        {
            "digest": {
                "function_hash": "62139568946621299391445588076708794734",
                "length": 4294.0
            },
            "id": "PUB-A-244569759-0736cbb7",
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/av/+/e63e9163ffdd4f198aaa8dbaba2f01f168e14484",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "function": "CryptoPlugin::decrypt",
                "file": "drm/mediadrm/plugins/clearkey/aidl/CryptoPlugin.cpp"
            }
        },
        {
            "id": "PUB-A-244569759-1828292f",
            "signature_type": "Function",
            "deprecated": false,
            "target": {
                "function": "CryptoPlugin::decrypt_1_2",
                "file": "drm/mediadrm/plugins/clearkey/hidl/CryptoPlugin.cpp"
            },
            "match_only_versions": [
                "13"
            ],
            "digest": {
                "function_hash": "320729338109388946991454339627644030587",
                "length": 4347.0
            },
            "source": "https://android.googlesource.com/platform/frameworks/av/+/e63e9163ffdd4f198aaa8dbaba2f01f168e14484",
            "signature_version": "v1"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "184600047787387790356792902611189317834",
                    "221313429323267024602153516039909397901",
                    "245207606533903476462994629453149050905",
                    "288741517303434131944453524348403237833"
                ]
            },
            "id": "PUB-A-244569759-402ddfa5",
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/av/+/e63e9163ffdd4f198aaa8dbaba2f01f168e14484",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "drm/mediadrm/plugins/clearkey/aidl/CryptoPlugin.cpp"
            }
        },
        {
            "id": "PUB-A-244569759-99b3da3e",
            "signature_type": "Line",
            "deprecated": false,
            "target": {
                "file": "drm/mediadrm/plugins/clearkey/hidl/CryptoPlugin.cpp"
            },
            "match_only_versions": [
                "13"
            ],
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "229879945084687175498580657043118261366",
                    "173420980407032980584913751335281011745",
                    "320107122210829798989557100342285815308",
                    "224394973105087058279530826724862542649"
                ]
            },
            "source": "https://android.googlesource.com/platform/frameworks/av/+/e63e9163ffdd4f198aaa8dbaba2f01f168e14484",
            "signature_version": "v1"
        }
    ],
    "types": [
        "ID"
    ],
    "spl": "2022-12-01"
}