From aa3ec219e1a5cc0e96ddec6ea83312ec780448f5 Mon Sep 17 00:00:00 2001 From: Janne Grunau Date: Mon, 8 Jun 2015 14:48:54 +0200 Subject: [PATCH] imc: add required padding for GetBitContext buffer Fixes stack buffer overflow errors detected by address sanitizer in fate-imc. CC: libav-stable@libav.org --- libavcodec/imc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/imc.c b/libavcodec/imc.c index 500f564..26fbcd4 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"); -- 2.7.4