File openjpeg2-CVE-2020-6851.patch of Package openjpeg2.26563

Index: openjpeg-2.3.0/src/lib/openjp2/j2k.c
===================================================================
--- openjpeg-2.3.0.orig/src/lib/openjp2/j2k.c
+++ openjpeg-2.3.0/src/lib/openjp2/j2k.c
@@ -9221,6 +9221,15 @@ static OPJ_BOOL opj_j2k_update_image_dim
     for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
         OPJ_INT32 l_h, l_w;
 
+        if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
+            p_image->y0 > (OPJ_UINT32)INT_MAX ||
+            p_image->x1 > (OPJ_UINT32)INT_MAX ||
+            p_image->y1 > (OPJ_UINT32)INT_MAX) {
+            opj_event_msg(p_manager, EVT_ERROR,
+                          "Image coordinates above INT_MAX are not supported\n");
+            return OPJ_FALSE;
+        }
+
         l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
                          (OPJ_INT32)l_img_comp->dx);
         l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0,