[FFmpeg-cvslog] avcodec/mpegaudiodec_template: Fix 2 runtime error: signed integer overflow
Michael Niedermayer
git at videolan.org
Tue Mar 21 21:57:40 EET 2017
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Mon Mar 20 01:55:39 2017 +0100| [b15818642b4e8c4ea61bf93bc6920e71a834a535] | committer: Michael Niedermayer
avcodec/mpegaudiodec_template: Fix 2 runtime error: signed integer overflow
Fixes: 873/clusterfuzz-testcase-5714546230558720
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b15818642b4e8c4ea61bf93bc6920e71a834a535
---
libavcodec/mpegaudiodec_template.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c
index a5ac581..6e94cf7 100644
--- a/libavcodec/mpegaudiodec_template.c
+++ b/libavcodec/mpegaudiodec_template.c
@@ -1038,7 +1038,8 @@ static void compute_stereo(MPADecodeContext *s, GranuleDef *g0, GranuleDef *g1)
{
int i, j, k, l;
int sf_max, sf, len, non_zero_found;
- INTFLOAT (*is_tab)[16], *tab0, *tab1, tmp0, tmp1, v1, v2;
+ INTFLOAT (*is_tab)[16], *tab0, *tab1, v1, v2;
+ SUINTFLOAT tmp0, tmp1;
int non_zero_found_short[3];
/* intensity stereo */
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