CVE-2021-38291

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-38291
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-38291.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-38291
Downstream
Related
Published
2021-08-12T16:15:10Z
Modified
2025-10-15T13:12:01.141651Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure at src/libavutil/mathematics.c.

References

Affected packages

Git / github.com/ffmpeg/ffmpeg

Affected ranges

Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
fbb83f3d413fa33cd543015856b0171d0bd7de11
Type
GIT
Repo
https://git.ffmpeg.org/ffmpeg.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
60037d6693f51d475e1b619c0763234287fcf422

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
n4.1-dev
n4.1.1
n4.1.2
n4.1.3
n4.1.4
n4.1.5
n4.1.6
n4.2
n4.2-dev
n4.2.1
n4.2.2
n4.2.3
n4.2.4

Database specific 

{
    "vanir_signatures": [
        {
            "target": {
                "file": "libavformat/wvdec.c",
                "function": "wv_read_block_header"
            },
            "signature_version": "v1",
            "digest": {
                "length": 3476.0,
                "function_hash": "214803039889315537356725353018178750454"
            },
            "id": "CVE-2021-38291-48970485",
            "deprecated": false,
            "signature_type": "Function",
            "source": "https://github.com/ffmpeg/ffmpeg/commit/fbb83f3d413fa33cd543015856b0171d0bd7de11"
        },
        {
            "target": {
                "file": "libavformat/wvdec.c"
            },
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "251307755643448423117393967764287524003",
                    "206464569714612371624097047065094077137",
                    "204565516564241691171555941667575719474",
                    "307268568101377705266031103909715185175",
                    "177221837149411978514742847518715725014",
                    "168857164016796346900914218416968224909",
                    "269737559404820613432451688629928013255",
                    "255726005416801983841432562937282134686"
                ]
            },
            "id": "CVE-2021-38291-fa043df0",
            "deprecated": false,
            "signature_type": "Line",
            "source": "https://github.com/ffmpeg/ffmpeg/commit/fbb83f3d413fa33cd543015856b0171d0bd7de11"
        }
    ]
}