diff options
-rw-r--r-- | poi-scratchpad/src/main/java/org/apache/poi/hslf/record/CurrentUserAtom.java | 8 | ||||
-rw-r--r-- | poi-scratchpad/src/test/java/org/apache/poi/hslf/dev/BaseTestPPTIterating.java | 1 | ||||
-rw-r--r-- | test-data/slideshow/clusterfuzz-testcase-minimized-POIHSLFFuzzer-6710128412590080.ppt | bin | 0 -> 9732 bytes | |||
-rw-r--r-- | test-data/spreadsheet/stress.xls | bin | 62976 -> 63488 bytes |
4 files changed, 7 insertions, 2 deletions
diff --git a/poi-scratchpad/src/main/java/org/apache/poi/hslf/record/CurrentUserAtom.java b/poi-scratchpad/src/main/java/org/apache/poi/hslf/record/CurrentUserAtom.java index 70e422b838..3bdcee13b9 100644 --- a/poi-scratchpad/src/main/java/org/apache/poi/hslf/record/CurrentUserAtom.java +++ b/poi-scratchpad/src/main/java/org/apache/poi/hslf/record/CurrentUserAtom.java @@ -35,6 +35,7 @@ import org.apache.poi.hslf.exceptions.CorruptPowerPointFileException; import org.apache.poi.hslf.exceptions.OldPowerPointFormatException; import org.apache.poi.poifs.filesystem.DirectoryNode; import org.apache.poi.poifs.filesystem.DocumentEntry; +import org.apache.poi.poifs.filesystem.Entry; import org.apache.poi.poifs.filesystem.POIFSFileSystem; import org.apache.poi.util.IOUtils; import org.apache.poi.util.LittleEndian; @@ -120,8 +121,11 @@ public class CurrentUserAtom { */ public CurrentUserAtom(DirectoryNode dir) throws IOException { // Decide how big it is - DocumentEntry docProps = - (DocumentEntry)dir.getEntry("Current User"); + final Entry entry = dir.getEntry("Current User"); + if (!(entry instanceof DocumentEntry)) { + throw new IllegalArgumentException("Had unexpected type of entry for name: Current User: " + entry.getClass()); + } + DocumentEntry docProps = (DocumentEntry) entry; // If it's clearly junk, bail out if(docProps.getSize() > 131072) { diff --git a/poi-scratchpad/src/test/java/org/apache/poi/hslf/dev/BaseTestPPTIterating.java b/poi-scratchpad/src/test/java/org/apache/poi/hslf/dev/BaseTestPPTIterating.java index 4dac9d21bd..0af50391db 100644 --- a/poi-scratchpad/src/test/java/org/apache/poi/hslf/dev/BaseTestPPTIterating.java +++ b/poi-scratchpad/src/test/java/org/apache/poi/hslf/dev/BaseTestPPTIterating.java @@ -60,6 +60,7 @@ public abstract class BaseTestPPTIterating { static final Map<String,Class<? extends Throwable>> EXCLUDED = new HashMap<>(); static { EXCLUDED.put("clusterfuzz-testcase-minimized-POIHSLFFuzzer-6416153805979648.ppt", Exception.class); + EXCLUDED.put("clusterfuzz-testcase-minimized-POIHSLFFuzzer-6710128412590080.ppt", RuntimeException.class); } public static Stream<Arguments> files() { diff --git a/test-data/slideshow/clusterfuzz-testcase-minimized-POIHSLFFuzzer-6710128412590080.ppt b/test-data/slideshow/clusterfuzz-testcase-minimized-POIHSLFFuzzer-6710128412590080.ppt Binary files differnew file mode 100644 index 0000000000..f47228eec7 --- /dev/null +++ b/test-data/slideshow/clusterfuzz-testcase-minimized-POIHSLFFuzzer-6710128412590080.ppt diff --git a/test-data/spreadsheet/stress.xls b/test-data/spreadsheet/stress.xls Binary files differindex 76b80d3e77..e084a6c0b2 100644 --- a/test-data/spreadsheet/stress.xls +++ b/test-data/spreadsheet/stress.xls |