PDF: avoid integer division by zero in CreateCopy() when one of dataset dimension is zero

Fixes https://issues.oss-fuzz.com/issues/411459968

Author: rouault

autotest/gdrivers/pdf.py

@@ -3140,3 +3140,15 @@ def test_pdf_gdal_driver_pdf_list_layer():
     alg["input"] = "data/byte.tif"
     with pytest.raises(Exception, match="is not a PDF"):
         alg.Run()
+
+
+###############################################################################
+#
+
+
+@gdaltest.enable_exceptions()
+@pytest.mark.require_driver("L1B")
+def test_pdf_create_copy_from_ysize_0(tmp_vsimem):
+    src_ds = gdal.Open("../gdrivers/data/l1b/n12gac8bit_truncated_ysize_0_1band.l1b")
+    with pytest.raises(Exception, match="nWidth == 0 || nHeight == 0 not supported"):
+        gdal.GetDriverByName("PDF").CreateCopy(tmp_vsimem / "out.pdf", src_ds)

frmts/pdf/pdfcreatecopy.cpp

@@ -4150,16 +4150,20 @@ GDALDataset *GDALPDFCreateCopy(const char *pszFilename, GDALDataset *poSrcDS,
                                GDALProgressFunc pfnProgress,
                                void *pProgressData)
 {
-    int nBands = poSrcDS->GetRasterCount();
-    int nWidth = poSrcDS->GetRasterXSize();
-    int nHeight = poSrcDS->GetRasterYSize();
-
-    if (!pfnProgress(0.0, nullptr, pProgressData))
-        return nullptr;
+    const int nBands = poSrcDS->GetRasterCount();
+    const int nWidth = poSrcDS->GetRasterXSize();
+    const int nHeight = poSrcDS->GetRasterYSize();
 
     /* -------------------------------------------------------------------- */
     /*      Some some rudimentary checks                                    */
     /* -------------------------------------------------------------------- */
+    if (nWidth == 0 || nHeight == 0)
+    {
+        CPLError(CE_Failure, CPLE_NotSupported,
+                 "nWidth == 0 || nHeight == 0 not supported");
+        return nullptr;
+    }
+
     if (nBands != 1 && nBands != 3 && nBands != 4)
     {
         CPLError(CE_Failure, CPLE_NotSupported,
@@ -4491,6 +4495,9 @@ GDALDataset *GDALPDFCreateCopy(const char *pszFilename, GDALDataset *poSrcDS,
     const char *pszJavascriptFile =
         CSLFetchNameValue(papszOptions, "JAVASCRIPT_FILE");
 
+    if (!pfnProgress(0.0, nullptr, pProgressData))
+        return nullptr;
+
     /* -------------------------------------------------------------------- */
     /*      Create file.                                                    */
     /* -------------------------------------------------------------------- */