From f85a71527a8b93fc59249cb6dccee999a3414fbd Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 25 May 2017 23:01:27 +0200 Subject: [PATCH] avcodec/aacdec_fixed: Fix runtime error: signed integer overflow: -2147483648 * -1 cannot be represented in type 'int' Fixes: 1825/clusterfuzz-testcase-minimized-6002833050566656 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit 8e87d146d798ca25d8f3a4520a6deb7946b39d73) Signed-off-by: Michael Niedermayer --- libavcodec/aacdec_fixed.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/aacdec_fixed.c b/libavcodec/aacdec_fixed.c index 33f959070c..29a363dec8 100644 --- a/libavcodec/aacdec_fixed.c +++ b/libavcodec/aacdec_fixed.c @@ -187,7 +187,7 @@ static void subband_scale(int *dst, int *src, int scale, int offset, int len) round = 1 << (s-1); for (i=0; i> s); - dst[i] = out * ssign; + dst[i] = out * (unsigned)ssign; } } }