From df01a29c1b15850e350c977d1b96f83f30faa0ae Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 19 May 2016 03:15:41 +0200 Subject: avcodec/exr: Fix potential integer overflow Fixes CID1361949 Signed-off-by: Michael Niedermayer --- libavcodec/exr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/exr.c') diff --git a/libavcodec/exr.c b/libavcodec/exr.c index ac6b598777..2c4f15efb0 100644 --- a/libavcodec/exr.c +++ b/libavcodec/exr.c @@ -1025,7 +1025,7 @@ static int decode_block(AVCodecContext *avctx, void *tdata, td->ysize = FFMIN(s->tile_attr.ySize, s->ydelta - tileY * s->tile_attr.ySize); td->xsize = FFMIN(s->tile_attr.xSize, s->xdelta - tileX * s->tile_attr.xSize); - uncompressed_size = s->current_channel_offset * td->ysize * td->xsize; + uncompressed_size = s->current_channel_offset * (uint64_t)td->ysize * td->xsize; if (col) { /* not the first tile of the line */ bxmin = 0; axmax = 0; /* doesn't add pixel at the left of the datawindow */ -- cgit v1.2.3