ASB-A-205702093

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-205702093.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-205702093
Aliases
  • A-205702093
  • CVE-2021-39667
Published
2022-03-01T00:00:00Z
Modified
2024-08-07T19:29:33.886183Z
Summary
Issue 40851 in oss-fuzz: libavc:avc_dec_fuzzer: Heap-buffer-overflow in ih264d_mark_err_slice_skip
Details

In ih264dparsedecodeslice of ih264dparse_slice.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.

References

Affected packages

Android / platform/external/libavc

Package

Name
platform/external/libavc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2022-03-01

Affected versions

Other

10

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 16920.0,
                "function_hash": "317260528575866506749585279787370317279"
            },
            "id": "ASB-A-205702093-08e8ee07",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c",
                "function": "ih264d_parse_decode_slice"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "15245093318300955089985553898204632580",
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                    "123171027937763603460906420960114560624",
                    "241684536061738258922111159970888426421",
                    "157551338934432380582111433535900656235",
                    "167833780012589546135021303253715931925",
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                    "9262250090995193725041188886001094425",
                    "114084723533055295666875146946441971109",
                    "329916013161882525599151527348539263851",
                    "217832490124622463288395468880593258219",
                    "144423301104916578203051904392705524255",
                    "171060306154700556947884001024948146443",
                    "232837683669595986137331137289761828548"
                ]
            },
            "id": "ASB-A-205702093-6c5960c2",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392"
    ],
    "spl": "2022-03-01",
    "severity": "High",
    "types": [
        "ID"
    ]
}

Android / platform/external/libavc

Package

Name
platform/external/libavc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2022-03-01

Affected versions

Other

11

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 16920.0,
                "function_hash": "317260528575866506749585279787370317279"
            },
            "id": "ASB-A-205702093-4a322ba5",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c",
                "function": "ih264d_parse_decode_slice"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "15245093318300955089985553898204632580",
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                    "217832490124622463288395468880593258219",
                    "144423301104916578203051904392705524255",
                    "171060306154700556947884001024948146443",
                    "232837683669595986137331137289761828548"
                ]
            },
            "id": "ASB-A-205702093-c257db62",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392"
    ],
    "spl": "2022-03-01",
    "severity": "High",
    "types": [
        "ID"
    ]
}

Android / platform/external/libavc

Package

Name
platform/external/libavc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12:0
Fixed
12:2022-03-01

Affected versions

Other

12

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 16920.0,
                "function_hash": "317260528575866506749585279787370317279"
            },
            "id": "ASB-A-205702093-7aa15fea",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c",
                "function": "ih264d_parse_decode_slice"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
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                    "167833780012589546135021303253715931925",
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                    "9262250090995193725041188886001094425",
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                    "329916013161882525599151527348539263851",
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                    "171060306154700556947884001024948146443",
                    "232837683669595986137331137289761828548"
                ]
            },
            "id": "ASB-A-205702093-eb10d9cb",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392"
    ],
    "spl": "2022-03-01",
    "severity": "High",
    "types": [
        "ID"
    ]
}

Android / platform/external/libavc

Package

Name
platform/external/libavc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
12L:0
Fixed
12L:2022-03-01

Affected versions

Other

12L

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 16920.0,
                "function_hash": "317260528575866506749585279787370317279"
            },
            "id": "ASB-A-205702093-260d4e0d",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c",
                "function": "ih264d_parse_decode_slice"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "15245093318300955089985553898204632580",
                    "308835353278844952969673531834672375556",
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            "id": "ASB-A-205702093-4b0e4542",
            "source": "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "decoder/ih264d_parse_slice.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/external/libavc/+/dc110841d6a3fb2f9c9f1af04b3b71da40fbd392"
    ],
    "spl": "2022-03-01",
    "severity": "High",
    "types": [
        "ID"
    ]
}