rawdec: Check w/h.

Fixes FPE

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-23 10:48:18 +01:00
parent 5934d57ba9
commit a22e64fd02
1 changed files with 5 additions and 0 deletions

View File

@ -158,6 +158,11 @@ static int raw_decode(AVCodecContext *avctx,
if(buf_size < context->length - (avctx->pix_fmt==PIX_FMT_PAL8 ? 256*4 : 0))
return -1;
if (avctx->width <= 0 || avctx->height <= 0) {
av_log(avctx, AV_LOG_ERROR, "w/h is invalid\n");
return AVERROR(EINVAL);
}
//2bpp and 4bpp raw in avi and mov (yes this is ugly ...)
if (context->buffer) {
int i;