From 99c4c76cfbc4ae56dc8c37f5fab02f88f6b2cb48 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 17 May 2017 00:44:36 +0200 Subject: avcodec/takdec: Fix runtime error: left shift of negative value -42 Fixes: 1635/clusterfuzz-testcase-minimized-4992749856096256 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/takdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/takdec.c') diff --git a/libavcodec/takdec.c b/libavcodec/takdec.c index 42939b4058..31d703135a 100644 --- a/libavcodec/takdec.c +++ b/libavcodec/takdec.c @@ -904,7 +904,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data, for (chan = 0; chan < avctx->channels; chan++) { int32_t *samples = (int32_t *)frame->extended_data[chan]; for (i = 0; i < s->nb_samples; i++) - samples[i] <<= 8; + samples[i] *= 1 << 8; } break; } -- cgit v1.2.3