[FFmpeg-devel] [PATCH] avformat/hls: Fix DoS due to infinite loop

Michael Niedermayer michael at niedermayer.cc
Sun Aug 27 20:16:03 EEST 2017


On Sat, Aug 26, 2017 at 01:26:58AM +0200, Michael Niedermayer wrote:
> Fixes: loop.m3u
> 
> The default max iteration count of 1000 is arbitrary and ideas for a better solution are welcome
> 
> Found-by: Xiaohei and Wangchu from Alibaba Security Team
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  doc/demuxers.texi | 18 ++++++++++++++++++
>  libavformat/hls.c |  7 +++++++
>  2 files changed, 25 insertions(+)

applied

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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