Module: libav
Branch: master
Commit: 210921722bf828b3b895ebcbc34374e6c4452c6f
Author: Janne Grunau <janne-li...@jannau.net>
Committer: Janne Grunau <janne-li...@jannau.net>
Date: Mon Jun 8 14:48:54 2015 +0200
imc: add required padding for GetBitContext buffer
Fixes stack buffer overflow errors detected by address sanitizer in
fate-imc.
CC: libav-sta...@libav.org
---
libavcodec/imc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/imc.c b/libavcodec/imc.c
index 411bc85..c60fc7a 100644
--- a/libavcodec/imc.c
+++ b/libavcodec/imc.c
@@ -997,7 +997,7 @@ static int imc_decode_frame(AVCodecContext *avctx, void
*data,
IMCContext *q = avctx->priv_data;
- LOCAL_ALIGNED_16(uint16_t, buf16, [IMC_BLOCK_SIZE / 2]);
+ LOCAL_ALIGNED_16(uint16_t, buf16, [(IMC_BLOCK_SIZE +
FF_INPUT_BUFFER_PADDING_SIZE) / 2]);
if (buf_size < IMC_BLOCK_SIZE * avctx->channels) {
av_log(avctx, AV_LOG_ERROR, "frame too small!\n");
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