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Fix Deserialization Vulnerability in deserialize Method #1283

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Fix Deserialization Vulnerability in deserialize Method #1283

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13 changes: 7 additions & 6 deletions protege-editor-core/src/main/java/org/protege/editor/core/log/LogPreferences.java
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Original file line number Diff line number Diff line change
Expand Up @@ -135,12 +135,13 @@ public static byte[] serialize(Object obj) throws IOException {
}

public static Object deserialize(byte[] bytes)
throws IOException, ClassNotFoundException {
try (ByteArrayInputStream b = new ByteArrayInputStream(bytes)) {
try (ObjectInputStream o = new ObjectInputStream(b)) {
return o.readObject();
}
}
throws IOException, ClassNotFoundException {
try (ByteArrayInputStream b = new ByteArrayInputStream(bytes);
ValidatingObjectInputStream o = new ValidatingObjectInputStream(b)) {
// Only allow specific classes to be deserialized
o.accept(LinkedList.class, LogMutation.class, HashMap.class, String.class);
return o.readObject();
}
}

}
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