CVE-2021-38291
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-38291
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38291.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-38291
- Downstream
- Related
- Published
- 2021-08-12T16:15:10Z
- Modified
- 2025-10-28T04:10:07.028278Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure at src/libavutil/mathematics.c.
- References
Affected packages
Git / git.ffmpeg.org/ffmpeg.git
Git / github.com/ffmpeg/ffmpeg
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-dev
n3.3-dev
n3.4-dev
n3.5-dev
n4.*
n4.1
n4.1-dev
n4.1.1
n4.1.2
n4.1.3
n4.1.4
n4.1.5
n4.1.6
Database specific
vanir_signatures
[
{
"signature_type": "Function",
"digest": {
"function_hash": "214803039889315537356725353018178750454",
"length": 3476.0
},
"target": {
"file": "libavformat/wvdec.c",
"function": "wv_read_block_header"
},
"source": "https://github.com/ffmpeg/ffmpeg/commit/fbb83f3d413fa33cd543015856b0171d0bd7de11",
"id": "CVE-2021-38291-48970485",
"deprecated": false,
"signature_version": "v1"
},
{
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"251307755643448423117393967764287524003",
"206464569714612371624097047065094077137",
"204565516564241691171555941667575719474",
"307268568101377705266031103909715185175",
"177221837149411978514742847518715725014",
"168857164016796346900914218416968224909",
"269737559404820613432451688629928013255",
"255726005416801983841432562937282134686"
]
},
"target": {
"file": "libavformat/wvdec.c"
},
"source": "https://github.com/ffmpeg/ffmpeg/commit/fbb83f3d413fa33cd543015856b0171d0bd7de11",
"id": "CVE-2021-38291-fa043df0",
"deprecated": false,
"signature_version": "v1"
}
]