mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
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 <michael@niedermayer.cc>
This commit is contained in:
parent
7ec28e1d4c
commit
8173a6c130
@ -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);
|
||||
|
Loading…
Reference in New Issue
Block a user