CVE-2019-17539

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Source
https://nvd.nist.gov/vuln/detail/CVE-2019-17539
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17539.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-17539
Downstream
Related
Published
2019-10-14T02:15:10Z
Modified
2025-10-18T09:07:50.990346Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer.

References

Affected packages

Git / git.ffmpeg.org/ffmpeg.git

Affected ranges

Type
GIT
Repo
https://git.ffmpeg.org/ffmpeg.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
289a79d545e83a97f5cdd00b28ce70638dae53e8

Affected versions

Other

N

n0.*

n0.11-dev
n0.12-dev
n0.8

n1.*

n1.1-dev
n1.2-dev
n1.3-dev

n2.*

n2.0
n2.1-dev
n2.2-dev
n2.3-dev
n2.4-dev
n2.5-dev
n2.6-dev
n2.7-dev
n2.8-dev
n2.9-dev

n3.*

n3.1-dev
n3.2-dev
n3.3-dev
n3.4
n3.4-dev
n3.4.1
n3.4.2
n3.4.3
n3.4.4
n3.4.5
n3.4.6

Git / git.ffmpeg.org/ffmpeg.git

Affected ranges

Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
8df6884832ec413cf032dfaa45c23b1c7876670c

Affected versions

Other

N

n0.*

n0.11-dev
n0.12-dev
n0.8

n1.*

n1.1-dev
n1.2-dev
n1.3-dev

n2.*

n2.0
n2.1-dev
n2.2-dev
n2.3-dev
n2.4-dev
n2.5-dev
n2.6-dev
n2.7-dev
n2.8-dev
n2.9-dev

n3.*

n3.1-dev
n3.2-dev
n3.3-dev
n3.4-dev
n3.5-dev

n4.*

n4.1-dev
n4.2-dev

Database specific

vanir_signatures

[
    {
        "signature_type": "Function",
        "target": {
            "function": "avcodec_open2",
            "file": "libavcodec/utils.c"
        },
        "source": "https://github.com/ffmpeg/ffmpeg/commit/8df6884832ec413cf032dfaa45c23b1c7876670c",
        "digest": {
            "function_hash": "205206128562018730369807501325477623210",
            "length": 17416.0
        },
        "deprecated": false,
        "id": "CVE-2019-17539-1794bf98",
        "signature_version": "v1"
    },
    {
        "signature_type": "Line",
        "target": {
            "file": "libavcodec/utils.c"
        },
        "source": "https://github.com/ffmpeg/ffmpeg/commit/8df6884832ec413cf032dfaa45c23b1c7876670c",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "220330626061826535315657386462474702952",
                "284434091912125655641126633699664364654",
                "169031453947109328122480615508055499488",
                "274679704614273153990806559594132734773"
            ]
        },
        "deprecated": false,
        "id": "CVE-2019-17539-64ec3124",
        "signature_version": "v1"
    }
]