CVE-2018-6621
- 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
- 2025-10-18T09:00:27.607669Z
- 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
-
- http://www.securityfocus.com/bid/102950
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/118e1b0b3370dd1c0da442901b486689efd1654b
- https://github.com/FFmpeg/FFmpeg/commit/22aa37c0fedf14531783189a197542a055959b6c
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
- https://www.debian.org/security/2018/dsa-4249
Affected packages
Git / git.ffmpeg.org/ffmpeg.git
Git / git.ffmpeg.org/ffmpeg.git
Affected ranges
- Type
- GIT
- Repo
- https://github.com/ffmpeg/ffmpeg
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
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
Database specific
vanir_signatures
[
{
"signature_type": "Function",
"id": "CVE-2018-6621-04420188",
"source": "https://github.com/ffmpeg/ffmpeg/commit/22aa37c0fedf14531783189a197542a055959b6c",
"signature_version": "v1",
"target": {
"function": "decode_frame",
"file": "libavcodec/utvideodec.c"
},
"digest": {
"function_hash": "118628482742309640807246975102458427469",
"length": 6485.0
},
"deprecated": false
}
]