CVE-2018-12458

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Source
https://cve.org/CVERecord?id=CVE-2018-12458
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12458.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-12458
Downstream
Related
Published
2018-06-15T15:29:00.217Z
Modified
2026-07-08T17:17:51.288720Z
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

An improper integer type in the mpeg4encodegop_header function in libavcodec/mpeg4videoenc.c in FFmpeg 2.8 and 4.0 may trigger an assertion violation while converting a crafted AVI file to MPEG4, leading to a denial of service.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
                {
                    "introduced": "9.0"
                },
                {
                    "last_affected": "9.0"
                }
            ],
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ]
        }
    ]
}
References

Affected packages

Git / git.ffmpeg.org/ffmpeg.git

Affected ranges

Type
GIT
Repo
https://git.ffmpeg.org/ffmpeg.git
Events
Introduced
58142a27ea96bf9246586a91a82db85e37646933
Last affected
ace829cb45cff530b8a0aed6adf18f329d7a98f6
Database specific 
{
    "cpe": [
        "cpe:2.3:a:ffmpeg:ffmpeg:2.8:*:*:*:*:*:*:*",
        "cpe:2.3:a:ffmpeg:ffmpeg:4.0:*:*:*:*:*:*:*"
    ],
    "source": "CPE_STRING",
    "extracted_events": [
        {
            "introduced": "2.8"
        },
        {
            "last_affected": "2.8"
        },
        {
            "introduced": "4.0"
        },
        {
            "last_affected": "4.0"
        }
    ]
}

Affected versions

2.*
2.8
4.*
4.0
n2.*
n2.8-dev
n2.9-dev
n3.*
n3.1-dev
n3.2-dev
n3.3-dev
n3.4-dev
n3.5-dev
n4.*
n4.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12458.json"

Git / github.com/ffmpeg/ffmpeg

Affected ranges

Type
GIT
Repo
https://github.com/ffmpeg/ffmpeg
Events
Introduced
58142a27ea96bf9246586a91a82db85e37646933
Last affected
ace829cb45cff530b8a0aed6adf18f329d7a98f6
Fixed
6bbef938839adc55e8e048bc9cc2e0fafe2064df
Fixed
e1182fac1afba92a4975917823a5f644bee7e6e8
Database specific 
{
    "cpe": [
        "cpe:2.3:a:ffmpeg:ffmpeg:2.8:*:*:*:*:*:*:*",
        "cpe:2.3:a:ffmpeg:ffmpeg:4.0:*:*:*:*:*:*:*"
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "2.8"
        },
        {
            "last_affected": "2.8"
        },
        {
            "introduced": "4.0"
        },
        {
            "last_affected": "4.0"
        }
    ]
}

Affected versions

2.*
2.8
4.*
4.0
n2.*
n2.8
n2.8-dev
n2.8.1
n2.8.10
n2.8.11
n2.8.12
n2.8.13
n2.8.14
n2.8.2
n2.8.3
n2.8.4
n2.8.5
n2.8.6
n2.8.7
n2.8.8
n2.8.9
n2.9-dev
n3.*
n3.1-dev
n3.2-dev
n3.3-dev
n3.4-dev
n3.5-dev
n4.*
n4.0
n4.1-dev

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12458.json"
vanir_signatures_modified 
"2026-07-08T17:17:51Z"
vanir_signatures 
[
    {
        "signature_version": "v1",
        "source": "https://github.com/ffmpeg/ffmpeg/commit/e1182fac1afba92a4975917823a5f644bee7e6e8",
        "id": "CVE-2018-12458-0c34ef7e",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "56833795360251818369765033581323091741",
                "280404874225817245952846567227135081635",
                "54896246386035839919929168273124326120",
                "287697360365446967200998116568866649071"
            ]
        },
        "target": {
            "file": "libavcodec/mpeg4videoenc.c"
        },
        "deprecated": false,
        "signature_type": "Line"
    },
    {
        "signature_version": "v1",
        "source": "https://github.com/ffmpeg/ffmpeg/commit/6bbef938839adc55e8e048bc9cc2e0fafe2064df",
        "id": "CVE-2018-12458-649dec09",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "56833795360251818369765033581323091741",
                "280404874225817245952846567227135081635",
                "54896246386035839919929168273124326120",
                "287697360365446967200998116568866649071"
            ]
        },
        "target": {
            "file": "libavcodec/mpeg4videoenc.c"
        },
        "deprecated": false,
        "signature_type": "Line"
    }
]