ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Tue Jul 16 23:19:58 2024 +0200| [d7f83fc2f423863b78c140ba23b5d28058a59f45] | committer: Michael Niedermayer
avformat/iamfdec: Check nb_layers before dereferencing layer Fixes: dereferencing pointers near NULL Fixes: 70432/clusterfuzz-testcase-minimized-ffmpeg_dem_IAMF_fuzzer-5255672845893632 Fixes: 70877/clusterfuzz-testcase-minimized-ffmpeg_dem_IAMF_fuzzer-5348547432611840 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d7f83fc2f423863b78c140ba23b5d28058a59f45 --- libavformat/iamfdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/iamfdec.c b/libavformat/iamfdec.c index ce6d4aa064..2e6608b868 100644 --- a/libavformat/iamfdec.c +++ b/libavformat/iamfdec.c @@ -107,7 +107,7 @@ static int iamf_read_header(AVFormatContext *s) if (ret < 0) return ret; - if (!i && !j && audio_element->layers[0].substream_count == 1) + if (!i && !j && audio_element->nb_layers && audio_element->layers[0].substream_count == 1) st->disposition |= AV_DISPOSITION_DEFAULT; else st->disposition |= AV_DISPOSITION_DEPENDENT; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
