CVE-2019-9718
published 2019-03-12CVE-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…
PriorityP426medium6.5CVSS 3.1
AVNACLPRNUIRSUCNINAH
EPSS
1.57%
72.7th percentile
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
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | ffmpeg | < ffmpeg 7:4.1.3-1 (bookworm) | ffmpeg 7:4.1.3-1 (bookworm) |
| ffmpeg | ffmpeg | — | — |
| ffmpeg | ffmpeg | — | — |
| ffmpeg | ffmpeg | >= 0 < 7:4.1.3-1 | 7:4.1.3-1 |
| ffmpeg | ffmpeg | >= 0 < 7:4.1.3-1 | 7:4.1.3-1 |
| ffmpeg | ffmpeg | >= 0 < 7:4.1.3-1 | 7:4.1.3-1 |
| ffmpeg | ffmpeg | >= 0 < 7:4.1.3-1 | 7:4.1.3-1 |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv6.5MEDIUM
vendor_debian6.5LOW
vendor_redhat6.5MEDIUM
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GHSA
GHSA-423p-f8g4-wmpc: In FFmpeg 3
ghsa_unreviewed·2022-05-13
CVE-2019-9718 [MEDIUM] CWE-125 GHSA-423p-f8g4-wmpc: In FFmpeg 3
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.
OSV
CVE-2019-9718: In FFmpeg 3
osv·2019-03-12·CVSS 6.5
CVE-2019-9718 [MEDIUM] CVE-2019-9718: In FFmpeg 3
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.
Ubuntu
FFmpeg vulnerabilities
vendor_ubuntu·2019-05-06
CVE-2018-15822 FFmpeg vulnerabilities
Title: FFmpeg vulnerabilities
Summary: FFmpeg could be made to crash if it opened a specially crafted
file.
It was discovered that FFmpeg contained multiple security issues when handling
certain multimedia files. If a user were tricked into opening a crafted
multimedia file, an attacker could cause a denial of service via application
crash.
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
ffmpeg: denial of service in subtitle decoder allows attackers to hog CPU via crafted video file
vendor_redhat·2019-03-12·CVSS 6.5
CVE-2019-9718 [MEDIUM] CWE-400 ffmpeg: denial of service in subtitle decoder allows attackers to hog CPU via crafted video file
ffmpeg: denial of service in subtitle decoder allows attackers to hog CPU via crafted video file
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.
Statement: This issue did not affect the versions of qffmpeg as shipped with Red Hat Enterprise Linux 5.
Package: qffmpeg (Red Hat Enterprise Linux 5) - Not affected
Debian
CVE-2019-9718: ffmpeg - In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attack...
vendor_debian·2019·CVSS 6.5
CVE-2019-9718 [MEDIUM] CVE-2019-9718: ffmpeg - In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attack...
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.
Scope: local
bookworm: resolved (fixed in 7:4.1.3-1)
bullseye: resolved (fixed in 7:4.1.3-1)
forky: resolved (fixed in 7:4.1.3-1)
sid: resolved (fixed in 7:4.1.3-1)
trixie: resolved (fixed in 7:4.1.3-1)
No detection rules found.
No public exploits indexed.
http://www.securityfocus.com/bid/107382https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21https://seclists.org/bugtraq/2019/May/60https://usn.ubuntu.com/3967-1/https://www.debian.org/security/2019/dsa-4449http://www.securityfocus.com/bid/107382https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21https://seclists.org/bugtraq/2019/May/60https://usn.ubuntu.com/3967-1/https://www.debian.org/security/2019/dsa-4449
2019-03-12
Published