ffmpeg | branch: master | Michael Niedermayer <michael@niedermayer.cc> | Sun Oct 31 00:02:04 2021 +0200| [1b04836dff9958e8bfdbed2746b8c40b1e119ecc] | committer: Michael Niedermayer avformat/aiffdec: Check sample_rate Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1b04836dff9958e8bf...

libavformat/aiffdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavformat/aiffdec.c b/libavformat/aiffdec.c index a826bc998a..1406347426 100644 --- a/libavformat/aiffdec.c +++ b/libavformat/aiffdec.c @@ -120,6 +120,9 @@ static int get_aiff_header(AVFormatContext *s, int size, sample_rate = val << exp; else sample_rate = (val + (1ULL<<(-exp-1))) >> -exp; + if (sample_rate <= 0) + return AVERROR_INVALIDDATA; + par->sample_rate = sample_rate; if (size < 18) return AVERROR_INVALIDDATA;