CVE-2017-16840

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Source
https://nvd.nist.gov/vuln/detail/CVE-2017-16840
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-16840.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2017-16840
Downstream
Related
Published
2017-11-21T08:29:00Z
Modified
2025-10-19T05:02:22.866621Z
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

The VC-2 Video Compression encoder in FFmpeg 3.0 and 3.4 allows remote attackers to cause a denial of service (out-of-bounds read) because of incorrect buffer padding for non-Haar wavelets, related to libavcodec/vc2enc.c and libavcodec/vc2enc_dwt.c.

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

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
94e538aebbc9f9c529e8b1f2eda860cfb8c473b1

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.*

n3.0
n3.0.1
n3.0.2
n3.0.3
n3.0.4
n3.0.5
n3.0.6
n3.0.7
n3.0.8
n3.0.9

Database specific

vanir_signatures

[
    {
        "signature_type": "Line",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "file": "libavcodec/vc2enc_dwt.h"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "135818594614901672732146968676385056856",
                "248125806350867737154119266375215529082",
                "186133846001445467985421406694757432229",
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                "99626077389251573496303213197947429264",
                "237349011077517403735766500451654610691"
            ]
        },
        "id": "CVE-2017-16840-094792fd"
    },
    {
        "signature_type": "Function",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "function": "vc2_encode_init",
            "file": "libavcodec/vc2enc.c"
        },
        "digest": {
            "function_hash": "335363604367117808748188825808816569480",
            "length": 5192.0
        },
        "id": "CVE-2017-16840-28a4c539"
    },
    {
        "signature_type": "Line",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "file": "libavcodec/vc2enc.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "197305430240602816591644314383776055292",
                "67111441144557061660701597356442478488",
                "137925606817059743193280873001912113898",
                "74440525678306990342453025535523734246",
                "172298131143932485841285047965883868080"
            ]
        },
        "id": "CVE-2017-16840-465c152d"
    },
    {
        "signature_type": "Function",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "function": "ff_vc2enc_init_transforms",
            "file": "libavcodec/vc2enc_dwt.c"
        },
        "digest": {
            "function_hash": "268327022686470612313326723529605010299",
            "length": 323.0
        },
        "id": "CVE-2017-16840-4786e35c"
    },
    {
        "signature_type": "Function",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "function": "ff_vc2enc_free_transforms",
            "file": "libavcodec/vc2enc_dwt.c"
        },
        "digest": {
            "function_hash": "46399139728623671936880676747376363104",
            "length": 69.0
        },
        "id": "CVE-2017-16840-67d2348c"
    },
    {
        "signature_type": "Line",
        "deprecated": false,
        "source": "https://github.com/ffmpeg/ffmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1",
        "signature_version": "v1",
        "target": {
            "file": "libavcodec/vc2enc_dwt.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
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                "316919907739127694507247972126559813512",
                "180660775057073708108545038031223728538"
            ]
        },
        "id": "CVE-2017-16840-a87bf187"
    }
]