!47 release3.1修复CVE漏洞CVE-2022-33068，限制图片长宽范围

Merge pull request !47 from wanghao-free/OpenHarmony-3.1-Release

src/hb-ot-color-sbix-table.hh

@@ -298,6 +298,12 @@ struct sbix
 
       const PNGHeader &png = *blob->as<PNGHeader>();
 
+      if ((png.IHDR.height >= 65536) | (png.IHDR.width >= 65536))
+      {
+        hb_blob_destroy (blob);
+        return false;
+      }
+
       extents->x_bearing = x_offset;
       extents->y_bearing = png.IHDR.height + y_offset;
       extents->width     = png.IHDR.width;