From be5db7004f9d7b42b5ae9068b181dff383367e36 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 13 Dec 2011 15:45:04 +0100 Subject: [PATCH] aascdec: Check input buffer size on raw data. Signed-off-by: Michael Niedermayer --- libavcodec/aasc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/aasc.c b/libavcodec/aasc.c index 919bbc72bd..197bfe5f05 100644 --- a/libavcodec/aasc.c +++ b/libavcodec/aasc.c @@ -79,8 +79,13 @@ static int aasc_decode_frame(AVCodecContext *avctx, case 0: stride = (avctx->width * 3 + 3) & ~3; for(i = avctx->height - 1; i >= 0; i--){ + if(avctx->width*3 > buf_size){ + av_log(avctx, AV_LOG_ERROR, "Next line is beyond buffer bounds\n"); + break; + } memcpy(s->frame.data[0] + i*s->frame.linesize[0], buf, avctx->width*3); buf += stride; + buf_size -= stride; } break; case 1: