CVE-2019-9721
- Source
- https://cve.org/CVERecord?id=CVE-2019-9721
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-9721.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2019-9721
- Downstream
- Related
- Published
- 2019-03-12T09:29:00.577Z
- Modified
- 2026-05-14T04:02:00.029986416Z
- 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
-
A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handleopenbrace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
- Database specific
{ "unresolved_ranges": [ { "cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "extracted_events": [ { "last_affected": "18.04" } ], "source": "CPE_FIELD" }, { "cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*", "extracted_events": [ { "last_affected": "18.10" } ], "source": "CPE_FIELD" }, { "cpe": "cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*", "extracted_events": [ { "last_affected": "19.04" } ], "source": "CPE_FIELD" } ] }- 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 affectedLast affectedLast affected
- Database specific
{ "cpe": [ "cpe:2.3:a:ffmpeg:ffmpeg:3.2:*:*:*:*:*:*:*", "cpe:2.3:a:ffmpeg:ffmpeg:4.1:*:*:*:*:*:*:*" ], "extracted_events": [ { "introduced": "0" }, { "last_affected": "3.2" }, { "last_affected": "4.1" } ], "source": "CPE_FIELD" }