Denial Of Service (DoS)

ffmpeg is vulnerable to denial of service. An attacker is able to cause excessive CPU consumption via a malicious video file in Matroska format as the ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

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 ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

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 ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

CVE-2019-9721

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...

CVE-2019-9721

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...

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 ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

CVE-2019-9718

CVE-2019-9718 is a DoS in FFmpeg’s subtitle decoder, affecting FFmpeg 3.2 and 4.1 via the Matroska subtitle path. The root cause is a complex format string in ff_htmlmarkup_to_ass in libavcodec/htmlsubtitles.c that enables consuming excessive CPU when parsing crafted Matroska subtitles. Public ad...

CVE-2019-9721

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...

CVE-2019-9721

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...

PT-2019-4946 · FFmpeg +3 · Ffmpeg +3

Name of the Vulnerable Software and Affected Versions: FFmpeg versions 3.2 through 4.1 Description: The issue is related to a denial of service in the subtitle decoder, specifically due to the handle open brace function in libavcodec/htmlsubtitles.c, which has a complex format argument to sscanf...