6.5

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_htmlmarkup_to_ass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ffmpeg ≫ Ffmpeg Version3.2
Ffmpeg ≫ Ffmpeg Version4.1
Debian ≫ Debian Linux Version9.0
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.10
Canonical ≫ Ubuntu Linux Version19.04
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.57% 0.721
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://seclists.org/bugtraq/2019/May/60
Third Party Advisory
Mailing List
https://www.debian.org/security/2019/dsa-4449
Third Party Advisory
https://usn.ubuntu.com/3967-1/
Third Party Advisory
http://www.securityfocus.com/bid/107382
Broken Link
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982
Patch
Third Party Advisory
https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21
Patch
Third Party Advisory