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authorMichael Niedermayer <michael@niedermayer.cc>2017-06-08 13:44:32 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2017-06-08 17:37:16 +0200
commit4e3ab1a5c12fe3a88f44b734d3f2e25f4769ec47 (patch)
treee0fcfc72db7fb0e5e21b4b8206abb867a87fb1bc
parentf7f60749e0c9b539dc4da73f808112f0a6735996 (diff)
downloadffmpeg-4e3ab1a5c12fe3a88f44b734d3f2e25f4769ec47.tar.gz
avcodec/ac3dec_fixed: Fix multiple runtime error: signed integer overflow: -39271008 * 59 cannot be represented in type 'int'
Fixes: 2113/clusterfuzz-testcase-minimized-6510704959946752 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--libavcodec/ac3dec_fixed.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/ac3dec_fixed.c b/libavcodec/ac3dec_fixed.c
index 5a868e4abf..9a6d7a08b1 100644
--- a/libavcodec/ac3dec_fixed.c
+++ b/libavcodec/ac3dec_fixed.c
@@ -65,7 +65,7 @@ static void scale_coefs (
int len)
{
int i, shift, round;
- int16_t mul;
+ unsigned mul;
int temp, temp1, temp2, temp3, temp4, temp5, temp6, temp7;
mul = (dynrng & 0x1f) + 0x20;