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authorMichael Niedermayer <michael@niedermayer.cc>2020-10-10 17:31:50 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2020-10-18 21:27:23 +0200
commit7ac87a2c34bea97dd87208b1ba7384dfbdea2a04 (patch)
tree0f852971322eca97abcdaa499cd1dcbe768faad0
parent182d7a74276ea70aec6d3d7bd9a1da3d327358f2 (diff)
downloadffmpeg-7ac87a2c34bea97dd87208b1ba7384dfbdea2a04.tar.gz
avformat/kvag: Fix integer overflow in bitrate computation
Fixes: signed integer overflow: 1077952576 * 4 cannot be represented in type 'int' Fixes: 26152/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5674758518341632 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/kvag.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/kvag.c b/libavformat/kvag.c
index 0a11fc0556..8f641873b9 100644
--- a/libavformat/kvag.c
+++ b/libavformat/kvag.c
@@ -83,7 +83,7 @@ static int kvag_read_header(AVFormatContext *s)
par->bits_per_raw_sample = 16;
par->block_align = 1;
par->bit_rate = par->channels *
- par->sample_rate *
+ (uint64_t)par->sample_rate *
par->bits_per_coded_sample;
avpriv_set_pts_info(st, 64, 1, par->sample_rate);