Author: centic
Date: Wed Sep 6 14:48:58 2023
New Revision: 1912139
URL: http://svn.apache.org/viewvc?rev=1912139&view=rev
Log:
Bug 66425: Avoid a NullPointerException found via oss-fuzz
We try to avoid throwing NullPointerException, but it was possible
to trigger one here with a specially crafted input-file
Added:
poi/trunk/test-data/spreadsheet/clusterfuzz-testcase-minimized-POIXSSFFuzzer-6448258963341312.xlsx
(with props)
Modified:
poi/trunk/poi-ooxml/src/main/java/org/apache/poi/ooxml/POIXMLRelation.java
poi/trunk/test-data/spreadsheet/stress.xls
Modified:
poi/trunk/poi-ooxml/src/main/java/org/apache/poi/ooxml/POIXMLRelation.java
URL:
http://svn.apache.org/viewvc/poi/trunk/poi-ooxml/src/main/java/org/apache/poi/ooxml/POIXMLRelation.java?rev=1912139&r1=1912138&r2=1912139&view=diff
==============================================================================
--- poi/trunk/poi-ooxml/src/main/java/org/apache/poi/ooxml/POIXMLRelation.java
(original)
+++ poi/trunk/poi-ooxml/src/main/java/org/apache/poi/ooxml/POIXMLRelation.java
Wed Sep 6 14:48:58 2023
@@ -205,6 +205,9 @@ public abstract class POIXMLRelation {
PackageRelationship rel = it.next();
PackagePartName relName =
PackagingURIHelper.createPartName(rel.getTargetURI());
PackagePart part = corePart.getPackage().getPart(relName);
+ if (part == null) {
+ throw new IllegalArgumentException("Could not read part " +
relName + " from " + corePart);
+ }
return part.getInputStream();
}
LOGGER.atWarn().log("No part {} found", getDefaultFileName());
Added:
poi/trunk/test-data/spreadsheet/clusterfuzz-testcase-minimized-POIXSSFFuzzer-6448258963341312.xlsx
URL:
http://svn.apache.org/viewvc/poi/trunk/test-data/spreadsheet/clusterfuzz-testcase-minimized-POIXSSFFuzzer-6448258963341312.xlsx?rev=1912139&view=auto
==============================================================================
Binary file - no diff available.
Propchange:
poi/trunk/test-data/spreadsheet/clusterfuzz-testcase-minimized-POIXSSFFuzzer-6448258963341312.xlsx
------------------------------------------------------------------------------
--- svn:mime-type (added)
+++ svn:mime-type Wed Sep 6 14:48:58 2023
@@ -0,0 +1 @@
+application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Modified: poi/trunk/test-data/spreadsheet/stress.xls
URL:
http://svn.apache.org/viewvc/poi/trunk/test-data/spreadsheet/stress.xls?rev=1912139&r1=1912138&r2=1912139&view=diff
==============================================================================
Binary files - no diff available.
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