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Avoid NPE when handling diagrams in pptx

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Fixes https://issues.oss-fuzz.com/issues/484589690
This commit is contained in:
Dominik Stadler 2026-02-21 13:44:59 +01:00
parent e9e9612a1f
commit 9d9865c9b8
3 changed files with 6 additions and 2 deletions
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8
poi-ooxml/src/main/java/org/apache/poi/xslf/usermodel/XSLFDiagram.java
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@ -148,8 +148,12 @@ public class XSLFDiagram extends XSLFGraphicFrame {
shapeCt.setSpPr(msShapeCt.getSpPr()); shapeCt.setSpPr(msShapeCt.getSpPr());
CTShapeNonVisual nonVisualCt = shapeCt.addNewNvSpPr(); CTShapeNonVisual nonVisualCt = shapeCt.addNewNvSpPr();
nonVisualCt.setCNvPr(msShapeCt.getNvSpPr().getCNvPr()); com.microsoft.schemas.office.drawing.x2008.diagram.CTShapeNonVisual nvSpPr = msShapeCt.getNvSpPr();
nonVisualCt.setCNvSpPr(msShapeCt.getNvSpPr().getCNvSpPr()); if (nvSpPr == null) {
nvSpPr = msShapeCt.addNewNvSpPr();
}
nonVisualCt.setCNvPr(nvSpPr.getCNvPr());
nonVisualCt.setCNvSpPr(nvSpPr.getCNvSpPr());
nonVisualCt.setNvPr(CTApplicationNonVisualDrawingProps.Factory.newInstance()); nonVisualCt.setNvPr(CTApplicationNonVisualDrawingProps.Factory.newInstance());
shapeCt.setNvSpPr(nonVisualCt); shapeCt.setNvSpPr(nonVisualCt);

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test-data/slideshow/clusterfuzz-testcase-minimized-POIXSLFFuzzer-6435650376957952.pptx Normal file
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test-data/spreadsheet/stress.xls
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