Avoid NPE with broken files when writing endnotes for Word documents

https://issues.oss-fuzz.com/issues/391728757
2026-02-27 20:40:08 +08:00 · 2026-01-09 08:12:23 +01:00 · 2026-01-09 08:12:23 +01:00 · c94e795f35
commit c94e795f35
parent e9b33c0b08
3 changed files with 1 additions and 1 deletions
--- a/poi-ooxml/src/main/java/org/apache/poi/xslf/usermodel/XSLFAutoShape.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/xslf/usermodel/XSLFAutoShape.java
@ -44,7 +44,7 @@ public class XSLFAutoShape extends XSLFTextShape implements AutoShape<XSLFShape,
    static XSLFAutoShape create(CTShape shape, XSLFSheet sheet) {
        if (shape.getSpPr().isSetCustGeom()) {
            return new XSLFFreeformShape(shape, sheet);
-        } else if (shape.getNvSpPr().getCNvSpPr().isSetTxBox()) {
+        } else if (shape.getNvSpPr().getCNvSpPr() != null && shape.getNvSpPr().getCNvSpPr().isSetTxBox()) {
            return new XSLFTextBox(shape, sheet);
        } else {
            return new XSLFAutoShape(shape, sheet);
--- a/test-data/slideshow/clusterfuzz-testcase-minimized-POIXSLFFuzzer-6372932378820608.pptx
+++ b/test-data/slideshow/clusterfuzz-testcase-minimized-POIXSLFFuzzer-6372932378820608.pptx
--- a/test-data/spreadsheet/stress.xls
+++ b/test-data/spreadsheet/stress.xls