PUB-A-193849901

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-193849901.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-193849901
Aliases
  • A-193849901
  • CVE-2021-0993
Published
2021-12-01T00:00:00Z
Modified
2025-09-18T14:59:33.952937Z
Summary
[none]
Details

In getOffsetBeforeAfter of TextLine.java, there is a possible denial of service due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

References

Affected packages

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

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

Affected versions

Other

12

Ecosystem specific 

{
    "severity": "Moderate",
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/3582d26e2aee4f4b43238864ff5f41bf8e9c7fb9"
    ],
    "vanir_signatures": [
        {
            "signature_version": "v1",
            "id": "PUB-A-193849901-2d8a584f",
            "digest": {
                "function_hash": "223390943537358684186148273482782980107",
                "length": 1408.0
            },
            "signature_type": "Function",
            "deprecated": false,
            "target": {
                "function": "getOffsetBeforeAfter",
                "file": "core/java/android/text/TextLine.java"
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/3582d26e2aee4f4b43238864ff5f41bf8e9c7fb9"
        },
        {
            "signature_version": "v1",
            "id": "PUB-A-193849901-3717620d",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "38073214442450614681091642856483663709",
                    "120798112187493769443729405617034277899",
                    "203003597436005622131483406585851092337",
                    "132847084308367245225299506382699128193"
                ]
            },
            "signature_type": "Line",
            "deprecated": false,
            "target": {
                "file": "core/java/android/text/TextLine.java"
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/3582d26e2aee4f4b43238864ff5f41bf8e9c7fb9"
        }
    ],
    "spl": "2021-12-01",
    "types": [
        "DoS"
    ]
}