From 684aec6a6872c9e3bb0afee1979f1cd3edd1f8ce Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 18 Nov 2020 00:48:26 +0100 Subject: [PATCH] avformat/cafdec: clip sample rate Fixes: 1.21126e+111 is outside the range of representable values of type 'int' Fixes: 27398/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5412960339755008 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/cafdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c index c188aad20f6..b7a9711cc59 100644 --- a/libavformat/cafdec.c +++ b/libavformat/cafdec.c @@ -70,7 +70,7 @@ static int read_desc_chunk(AVFormatContext *s) /* parse format description */ st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; - st->codecpar->sample_rate = av_int2double(avio_rb64(pb)); + st->codecpar->sample_rate = av_clipd(av_int2double(avio_rb64(pb)), 0, INT_MAX); st->codecpar->codec_tag = avio_rl32(pb); flags = avio_rb32(pb); caf->bytes_per_packet = avio_rb32(pb); -- 2.39.2