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avcodec/aacpsdsp_template: Fix undefined integer overflow in ps_add_squares_c() 

Fixes runtime error: signed integer overflow: 1997494407 + 613252359 cannot be represented in type 'int'
Fixes: 2014/clusterfuzz-testcase-minimized-5186337030275072

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-08-26 14:08:51 +02:00
parent eefb68c9c3
commit 0181b202cc
1 changed files with 1 additions and 1 deletions
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libavcodec/aacpsdsp_template.c
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@ -30,7 +30,7 @@ static void ps_add_squares_c(INTFLOAT *dst, const INTFLOAT (*src)[2], int n)
{
int i;
for (i = 0; i < n; i++)
dst[i] += AAC_MADD28(src[i][0], src[i][0], src[i][1], src[i][1]);
dst[i] += (UINTFLOAT)AAC_MADD28(src[i][0], src[i][0], src[i][1], src[i][1]);
}
static void ps_mul_pair_single_c(INTFLOAT (*dst)[2], INTFLOAT (*src0)[2], INTFLOAT *src1,