*/
#include "libavutil/intreadwrite.h"
+#include "libavcodec/internal.h"
#include "avformat.h"
#include "internal.h"
avio_rl32(s->pb);
st->codecpar->sample_rate = avio_rl32(s->pb);
st->codecpar->channels = avio_rl32(s->pb);
+ if (st->codecpar->channels > FF_SANE_NB_CHANNELS)
+ return AVERROR(ENOSYS);
s->internal->data_offset = avio_rl32(s->pb);
avio_r8(s->pb);
- st->codecpar->block_align = st->codecpar->channels * avio_rl32(s->pb);
+ st->codecpar->block_align = avio_rl32(s->pb);
+ if (st->codecpar->block_align > INT_MAX / FF_SANE_NB_CHANNELS)
+ return AVERROR_INVALIDDATA;
+ st->codecpar->block_align *= st->codecpar->channels;
avio_seek(s->pb, s->internal->data_offset, SEEK_SET);