avcodec/apm: fix sample_rate check

Zane van Iperen committed 6 years ago

Commit 8598fc41 parent 081e3001 file · +2 −2Browse files

Unified · Split

libavformat/apm.c+2−2

@@ -126,8 +126,8 @@ static int apm_read_header(AVFormatContext *s) · 125 unmodified lines
126	126	if (avio_rl32(s->pb) != APM_FILE_EXTRADATA_SIZE)
127	127	return AVERROR_INVALIDDATA;
128	128
129		− /* I've never seen files greater than this. */
130		− if (par->sample_rate > 44100)
	129	+ /* 8 = bits per sample * max channels */
	130	+ if (par->sample_rate > (INT_MAX / 8))
131	131	return AVERROR_INVALIDDATA;
132	132
133	133	if (par->bits_per_coded_sample != 4)