ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sun Mar 20 00:01:16 2022 +0100| [8173a6c130cae04d947fa76007cddfdc591f2583] | committer: Michael Niedermayer
avformat/apm: Check channels Fixes: division by 0 Fixes: 45643/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4957777905188864.fuzz 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=8173a6c130cae04d947fa76007cddfdc591f2583 --- libavformat/apm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/apm.c b/libavformat/apm.c index 91eea86a57..baf7d2f941 100644 --- a/libavformat/apm.c +++ b/libavformat/apm.c @@ -140,7 +140,7 @@ static int apm_read_header(AVFormatContext *s) if (par->bits_per_coded_sample != 4) return AVERROR_INVALIDDATA; - if (channels > 2) + if (channels > 2 || channels == 0) return AVERROR_INVALIDDATA; av_channel_layout_default(&par->ch_layout, channels); _______________________________________________ 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".
