CVE-2018-6621

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Source
https://nvd.nist.gov/vuln/detail/CVE-2018-6621
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-6621.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-6621
Downstream
Related
Published
2018-02-05T04:29:00Z
Modified
2025-09-19T10:08:14.122862Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The decode_frame function in libavcodec/utvideodec.c in FFmpeg through 3.2 allows remote attackers to cause a denial of service (out of array read) via a crafted AVI file.

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
118e1b0b3370dd1c0da442901b486689efd1654b
Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
22aa37c0fedf14531783189a197542a055959b6c

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
n3.2-dev
n3.2.1
n3.2.10
n3.2.2
n3.2.3
n3.2.4
n3.2.5
n3.2.6
n3.2.7
n3.2.8
n3.2.9
n3.3-dev
n3.4-dev
n3.5-dev

Database specific 

{
    "vanir_signatures": [
        {
            "id": "CVE-2018-6621-04420188",
            "digest": {
                "length": 6485.0,
                "function_hash": "118628482742309640807246975102458427469"
            },
            "signature_type": "Function",
            "deprecated": false,
            "target": {
                "file": "libavcodec/utvideodec.c",
                "function": "decode_frame"
            },
            "signature_version": "v1",
            "source": "https://github.com/ffmpeg/ffmpeg/commit/22aa37c0fedf14531783189a197542a055959b6c"
        }
    ]
}