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Bug 66425: Avoid Exceptions found via oss-fuzz 

We try to avoid throwing NullPointerExceptions or endless allocations,
but it was possible to trigger one here with a specially
crafted input-file

Should fix https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62745

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1912795 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Dominik Stadler 2023-10-07 22:12:35 +00:00
parent 50b4da40b8
commit eb11f3324f
3 changed files with 2 additions and 2 deletions
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4
poi-ooxml/src/main/java/org/apache/poi/xdgf/usermodel/section/geometry/LineTo.java
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@ -43,9 +43,9 @@ public class LineTo implements GeometryRow {
for (CellType cell : row.getCellArray()) { for (CellType cell : row.getCellArray()) {
String cellName = cell.getN(); String cellName = cell.getN();
if (cellName.equals("X")) { if ("X".equals(cellName)) {
x = XDGFCell.parseDoubleValue(cell); x = XDGFCell.parseDoubleValue(cell);
} else if (cellName.equals("Y")) { } else if ("Y".equals(cellName)) {
y = XDGFCell.parseDoubleValue(cell); y = XDGFCell.parseDoubleValue(cell);
} else { } else {
throw new POIXMLException("Invalid cell '" + cellName throw new POIXMLException("Invalid cell '" + cellName

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test-data/diagram/clusterfuzz-testcase-minimized-POIVisioFuzzer-5981064948219904.vsdx Normal file
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test-data/spreadsheet/stress.xls
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