PUB-A-193442575

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-193442575.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-193442575
Aliases
Published
2021-12-01T00:00:00Z
Modified
2026-03-14T08:46:09.436440Z
Summary
[none]
Details

In 'ih264efindbskipparams()' of ih264eme.c, there is a possible out of bounds read due to a heap buffer overflow. 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/external/libavc

Package

Name
platform/external/libavc

Affected ranges

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

Affected versions

Other
12

Ecosystem specific 

{
    "types": [
        "ID"
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libavc/+/2f3d043b17d00df222ec19c11014c7de27caa6f5"
    ],
    "vanir_signatures": [
        {
            "signature_type": "Line",
            "deprecated": false,
            "id": "PUB-A-193442575-8d68cb8d",
            "target": {
                "file": "encoder/ih264e_api.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "200379714733293227417754227594358170013",
                    "15268792044800260968382807296639589458",
                    "290916752263289187891812336718207654893",
                    "54901536950139771812429537628854285332"
                ]
            },
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/external/libavc/+/2f3d043b17d00df222ec19c11014c7de27caa6f5"
        },
        {
            "signature_type": "Function",
            "deprecated": false,
            "id": "PUB-A-193442575-9873b76b",
            "target": {
                "file": "encoder/ih264e_api.c",
                "function": "ih264e_init_mem_rec"
            },
            "digest": {
                "length": 15858.0,
                "function_hash": "156282991969587907165341020502167311297"
            },
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/external/libavc/+/2f3d043b17d00df222ec19c11014c7de27caa6f5"
        }
    ],
    "spl": "2021-12-01",
    "severity": "Moderate"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/PUB-A-193442575.json"