File poppler-CVE-2025-3154.patch of Package poppler.41250

Index: poppler-0.43.0/poppler/GfxState.cc
===================================================================
--- poppler-0.43.0.orig/poppler/GfxState.cc
+++ poppler-0.43.0/poppler/GfxState.cc
@@ -5098,8 +5098,14 @@ GfxGouraudTriangleShading *GfxGouraudTri
     }
   }
   delete bitBuf;
-  if (typeA == 5 && nVerticesA > 0) {
+  if (typeA == 5 && nVerticesA > 0 && vertsPerRow > 0) {
     nRows = nVerticesA / vertsPerRow;
+    if (nRows == 0) {
+      error(errSyntaxError, -1,
+            "Invalid VerticesPerRow in shading dictionary");
+      gfree(verticesA);
+      goto err1;
+    }
     nTrianglesA = (nRows - 1) * 2 * (vertsPerRow - 1);
     trianglesA = (int (*)[3])gmallocn(nTrianglesA * 3, sizeof(int));
     k = 0;