medium6.5
CVE-2019-9718
In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ff_html…
Impact
In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ff_htmlmarkup_to_ass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ffmpeg | Ffmpeg | Versions 3.2, 4.1 |
| Debian | Debian Linux | Version 9.0 |
| Canonical | Ubuntu Linux | Versions 18.04, 18.10, 19.04 |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.securityfocus.com/bid/107382
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982
- https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21
- https://seclists.org/bugtraq/2019/May/60
- https://usn.ubuntu.com/3967-1/
- https://www.debian.org/security/2019/dsa-4449
- http://www.securityfocus.com/bid/107382
- https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982
- https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21
- https://seclists.org/bugtraq/2019/May/60
- https://usn.ubuntu.com/3967-1/
- https://www.debian.org/security/2019/dsa-4449