The vulnerability of the tty multiplexer in the FFmpeg multimedia library, related to the disclosure of information that allows a hacker to access confidential data

The vulnerability of the tty demultiplexer in the FFmpeg multimedia library is related to the absence of a function named ‘readprobe’ that is intended for the tty demultiplexer. Exploiting this vulnerability can allow an attacker to gain access to confidential data through a specially created...

DEBIAN-CVE-2021-3566

Prior to ffmpeg version 4.3, the tty demuxer did not have a 'readprobe' function assigned to it. By crafting a legitimate "ffconcat" file that references an image, followed by a file the triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long...

UBUNTU-CVE-2021-3566

Prior to ffmpeg version 4.3, the tty demuxer did not have a 'readprobe' function assigned to it. By crafting a legitimate "ffconcat" file that references an image, followed by a file the triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long...

CVE-2021-3566

Prior to ffmpeg version 4.3, the tty demuxer did not have a 'readprobe' function assigned to it. By crafting a legitimate "ffconcat" file that references an image, followed by a file the triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long...

Design/Logic Flaw

Prior to ffmpeg version 4.3, the tty demuxer did not have a 'readprobe' function assigned to it. By crafting a legitimate "ffconcat" file that references an image, followed by a file the triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long...

CVE-2021-3566

CVE-2021-3566 affects FFmpeg prior to 4.3 where the tty demuxer lacked a read_probe assignment. An attacker could craft an ffconcat file referencing an image followed by a second file to cause the contents of the second file to be copied into the output when using -vcodec copy. Public advisories ...

PT-2020-6487 · FFmpeg +4 · Ffmpeg +4

Name of the Vulnerable Software and Affected Versions: ffmpeg versions prior to 4.3 Description: The issue is related to the tty demuxer in the FFmpeg library, which did not have a read probe function assigned to it. This can be exploited by crafting a legitimate "ffconcat" file that references a...