CVE-2019-20630

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Source
https://nvd.nist.gov/vuln/detail/CVE-2019-20630
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20630.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-20630
Downstream
Published
2020-03-24T19:15:21Z
Modified
2025-10-15T10:49:39.355834Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in libgpac.a in GPAC before 0.8.0, as demonstrated by MP4Box. It contains a heap-based buffer over-read in BSReadByte (called from gfbsreadbit) in utils/bitstream.c that can cause a denial of service via a crafted MP4 file.

References

Affected packages

Git / github.com/gpac/gpac

Affected ranges

Type
GIT
Repo
https://github.com/gpac/gpac
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1ab4860609f2e7a35634930571e7d0531297e090

Affected versions

v0.*

v0.5.2
v0.6.0
v0.6.1
v0.7.0
v0.7.1
v0.8.0

Database specific

vanir_signatures

[
    {
        "id": "CVE-2019-20630-09117ddd",
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "target": {
            "file": "src/media_tools/mpegts.c"
        },
        "digest": {
            "line_hashes": [
                "119373215220266814155862783695884915755",
                "160815260908940343406261643395088919732",
                "144479058489695988924487422918990700335",
                "279915503899964487124964736369828704784",
                "314003712436004261629644486703339659723",
                "25215980662181492641651708525269014682",
                "209606584805963128599457437151058336299",
                "74052400548209328731711756175786501918",
                "119730882731057139552713333680099632794",
                "266016201252775468633491569535813497184",
                "63000146090874992851417898116936339580",
                "113317852001645032477968268686908535838",
                "312003032799094112922801301182157311821",
                "326354901076355971873288704935948688613",
                "19924341711483973471876240021155504678",
                "43728446928011602045002302582941866376",
                "211209783633356644266377190063189510007",
                "26625414007268669380281060674663768502",
                "210855090187782480286711668667853091751"
            ],
            "threshold": 0.9
        },
        "source": "https://github.com/gpac/gpac/commit/1ab4860609f2e7a35634930571e7d0531297e090"
    },
    {
        "id": "CVE-2019-20630-c5f4c8cf",
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Function",
        "target": {
            "file": "src/media_tools/mpegts.c",
            "function": "gf_m2ts_process_pmt"
        },
        "digest": {
            "function_hash": "87248885212904622232649285113601413920",
            "length": 13860.0
        },
        "source": "https://github.com/gpac/gpac/commit/1ab4860609f2e7a35634930571e7d0531297e090"
    }
]