diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 13f6bf302d..9e422cf675 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -269,7 +269,10 @@ static int get_siz(Jpeg2000DecoderContext *s) if (s->tile_offset_x < 0 || s->tile_offset_y < 0 || s->image_offset_x < s->tile_offset_x || - s->image_offset_y < s->tile_offset_y) { + s->image_offset_y < s->tile_offset_y || + s->tile_width + (int64_t)s->tile_offset_x <= s->image_offset_x || + s->tile_height + (int64_t)s->tile_offset_y <= s->image_offset_y + ) { av_log(s->avctx, AV_LOG_ERROR, "Tile offsets are invalid\n"); return AVERROR_INVALIDDATA; }