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Avoid NPE in XSLFDiagram

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Throw IllegalStateException instead

Fixes https://issues.oss-fuzz.com/issues/476184825
This commit is contained in:
Dominik Stadler 2026-01-18 17:23:42 +01:00
parent beab88fb0e
commit d1f0a88ea1
3 changed files with 4 additions and 0 deletions
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poi-ooxml/src/main/java/org/apache/poi/xslf/usermodel/XSLFDiagram.java
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@ -181,6 +181,10 @@ public class XSLFDiagram extends XSLFGraphicFrame {
textShapeCT.setNvSpPr((CTShapeNonVisual) nonVisualCt.copy()); textShapeCT.setNvSpPr((CTShapeNonVisual) nonVisualCt.copy());
textShapeCT.getNvSpPr().getCNvSpPr().setTxBox(true); textShapeCT.getNvSpPr().getCNvSpPr().setTxBox(true);
if (msShapeCt.getSpPr() == null || msShapeCt.getSpPr().getXfrm() == null || msShapeCt.getTxXfrm() == null) {
throw new IllegalStateException("Invalid content in diagram, cannot extract text");
}
textShapeProps.setXfrm(msShapeCt.getTxXfrm()); textShapeProps.setXfrm(msShapeCt.getTxXfrm());
int shapeRotation = msShapeCt.getSpPr().getXfrm().getRot(); int shapeRotation = msShapeCt.getSpPr().getXfrm().getRot();
int textRotation = msShapeCt.getTxXfrm().getRot(); int textRotation = msShapeCt.getTxXfrm().getRot();

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test-data/slideshow/clusterfuzz-testcase-minimized-POIXSLFFuzzer-6071540680032256.pptx Normal file
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test-data/spreadsheet/stress.xls
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