ubuntu-cve-2018-6621
Vulnerability from osv_ubuntu
Published
2018-02-05 04:29
Modified
2025-07-16 04:53
Summary
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.
Severity
6.5 (Medium)
6.5 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "ffmpeg",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "ffmpeg-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "ffmpeg-doc",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec-extra",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec-extra57",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec-extra57-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec57",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavcodec57-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavdevice-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavdevice57",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavdevice57-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter-extra",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter-extra6",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter-extra6-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter6",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavfilter6-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavformat-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavformat57",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavformat57-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavresample-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavresample3",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavresample3-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavutil-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavutil55",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libavutil55-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libpostproc-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libpostproc54",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libpostproc54-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswresample-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswresample2",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswresample2-dbgsym",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswscale-dev",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswscale4",
"binary_version": "7:3.4.2-2"
},
{
"binary_name": "libswscale4-dbgsym",
"binary_version": "7:3.4.2-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "ffmpeg",
"purl": "pkg:deb/ubuntu/ffmpeg@7:3.4.2-2?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7:3.4.2-2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7:3.3.4-2",
"7:3.3.4-2build3",
"7:3.4-2ubuntu2",
"7:3.4-4",
"7:3.4-4build1",
"7:3.4.1-1",
"7:3.4.1-1build1",
"7:3.4.2-1",
"7:3.4.2-1build1"
]
}
],
"aliases": [],
"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.",
"id": "UBUNTU-CVE-2018-6621",
"modified": "2025-07-16T04:53:36Z",
"published": "2018-02-05T04:29:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-6621"
},
{
"type": "REPORT",
"url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/118e1b0b3370dd1c0da442901b486689efd1654b"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2018-6621"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2018-6621"
],
"withdrawn": "2025-07-18T16:44:30Z"
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
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- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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