From 8598fc4010dc49ffdb360a844c4f60dc7d8cef15 Mon Sep 17 00:00:00 2001 From: Zane van Iperen Date: Mon, 20 Jul 2020 13:35:26 +1000 Subject: avcodec/apm: fix sample_rate check Signed-off-by: Zane van Iperen --- libavformat/apm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/apm.c b/libavformat/apm.c index 0d88e1099a..fe95a9ad7a 100644 --- a/libavformat/apm.c +++ b/libavformat/apm.c @@ -126,8 +126,8 @@ static int apm_read_header(AVFormatContext *s) if (avio_rl32(s->pb) != APM_FILE_EXTRADATA_SIZE) return AVERROR_INVALIDDATA; - /* I've never seen files greater than this. */ - if (par->sample_rate > 44100) + /* 8 = bits per sample * max channels */ + if (par->sample_rate > (INT_MAX / 8)) return AVERROR_INVALIDDATA; if (par->bits_per_coded_sample != 4) -- cgit v1.2.3