ubuntu-cve-2023-46407
Vulnerability from osv_ubuntu
Published
2023-10-27 20:15
Modified
2025-07-16 05:09
Summary
Details
FFmpeg prior to commit bf814 was discovered to contain an out of bounds read via the dist->alphabet_size variable in the read_vlc_prefix() function.
Severity
5.5 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "ffmpeg",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "ffmpeg-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "ffmpeg-doc",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec-extra",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec-extra60",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec-extra60-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec60",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavcodec60-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavdevice-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavdevice60",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavdevice60-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter-extra",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter-extra9",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter-extra9-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter9",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavfilter9-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat-extra",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat-extra60",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat-extra60-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat60",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavformat60-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavutil-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavutil58",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libavutil58-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libpostproc-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libpostproc57",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libpostproc57-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswresample-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswresample4",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswresample4-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswscale-dev",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswscale7",
"binary_version": "7:6.1.1-3ubuntu5"
},
{
"binary_name": "libswscale7-dbgsym",
"binary_version": "7:6.1.1-3ubuntu5"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "ffmpeg",
"purl": "pkg:deb/ubuntu/ffmpeg@7:6.1.1-3ubuntu5?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7:6.1.1-3ubuntu5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7:6.0-6ubuntu1",
"7:6.0-9ubuntu1",
"7:6.1-2ubuntu1",
"7:6.1-3ubuntu1",
"7:6.1-4ubuntu1",
"7:6.1-5ubuntu1",
"7:6.1.1-1ubuntu1",
"7:6.1.1-3ubuntu1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "ffmpeg",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "ffmpeg-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "ffmpeg-doc",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec-extra",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec-extra61",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec-extra61-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec61",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavcodec61-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavdevice-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavdevice61",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavdevice61-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter-extra",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter-extra10",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter-extra10-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter10",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavfilter10-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat-extra",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat-extra61",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat-extra61-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat61",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavformat61-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavutil-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavutil59",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libavutil59-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libpostproc-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libpostproc58",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libpostproc58-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswresample-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswresample5",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswresample5-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswscale-dev",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswscale8",
"binary_version": "7:7.1.1-1ubuntu1.1"
},
{
"binary_name": "libswscale8-dbgsym",
"binary_version": "7:7.1.1-1ubuntu1.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.04",
"name": "ffmpeg",
"purl": "pkg:deb/ubuntu/ffmpeg@7:7.1.1-1ubuntu1.1?arch=source\u0026distro=plucky"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7:7.1.1-1ubuntu1.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7:7.0.2-3ubuntu1",
"7:7.1-3ubuntu1",
"7:7.1-3ubuntu2",
"7:7.1-3ubuntu3",
"7:7.1-4ubuntu1",
"7:7.1-4ubuntu2",
"7:7.1.1-1ubuntu1"
]
}
],
"aliases": [],
"details": "FFmpeg prior to commit bf814 was discovered to contain an out of bounds read via the dist-\u003ealphabet_size variable in the read_vlc_prefix() function.",
"id": "UBUNTU-CVE-2023-46407",
"modified": "2025-07-16T05:09:40Z",
"published": "2023-10-27T20:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-46407"
},
{
"type": "REPORT",
"url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen%40gmail.com/"
},
{
"type": "REPORT",
"url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen%40gmail.com/"
},
{
"type": "REPORT",
"url": "https://github.com/FFmpeg/FFmpeg/commit/bf814387f42e9b0dea9d75c03db4723c88e7d962"
},
{
"type": "REPORT",
"url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231013014959.536776-1-leo.izen@gmail.com/"
},
{
"type": "REPORT",
"url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/20231015004924.597746-1-leo.izen@gmail.com/"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2023-46407"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2023-46407"
],
"withdrawn": "2025-07-18T16:54:40Z"
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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