Integer underflow in the mov_read_default function in libavformat/mov.c in FFmpeg before 2.4.6 allows remote attackers to obtain sensitive …

Description

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

References

• http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=3ebd76a9c57558e284e94da367dd23b435e6a6d0
• https://github.com/FFmpeg/FFmpeg/blob/n2.4.6/Changelog
• https://bugs.chromium.org/p/chromium/issues/detail?id=444546