[FFmpeg-cvslog] avformat/aiffdec: Check sample_rate

Michael Niedermayer git at videolan.org
Mon Nov 1 21:40:32 EET 2021


ffmpeg | branch: master | Michael Niedermayer <michael at 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 at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1b04836dff9958e8bfdbed2746b8c40b1e119ecc
---

 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;



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