[FFmpeg-devel] [PATCH v3] avformat/url: check url root node when rel include double dot
Nicolas George
george at nsup.org
Mon Apr 27 14:22:35 EEST 2020
Steven Liu (12020-04-27):
> /../../../../../other/url, this is the absolute path, so just concat and don’t process,
> Or what do you want to say?
This is not an absolute path, since it contains "..". I think it is a
problem that the output of ff_make_absolute_url() is not, you know,
absolute.
It can even be considered a security issue, since other parts of the
code could assume that the output of ff_make_absolute_url() is actually
absolute.
Regards,
--
Nicolas George
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