From 7c845450d2daa0d066045cf94ab51cb496f1b824 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 28 May 2017 21:44:32 +0200 Subject: [PATCH] avcodec/ra144: Fix runtime error: signed integer overflow: -2449 * 1398101 cannot be represented in type 'int' Fixes: 1885/clusterfuzz-testcase-minimized-5336328549957632 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/ra144.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c index 4f8471d28a..c869824e35 100644 --- a/libavcodec/ra144.c +++ b/libavcodec/ra144.c @@ -1573,7 +1573,7 @@ int ff_eval_refl(int *refl, const int16_t *coefs, AVCodecContext *avctx) if((int)(a*(unsigned)b) != a*(int64_t)b) return 1; #endif - bp1[j] = ((bp2[j] - ((refl[i+1] * bp2[i-j]) >> 12)) * b) >> 12; + bp1[j] = (int)((bp2[j] - ((refl[i+1] * bp2[i-j]) >> 12)) * (unsigned)b) >> 12; } if ((unsigned) bp1[i] + 0x1000 > 0x1fff)