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CWE-563: Assignment to Variable without Use

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The variable's value is assigned but never used, i.e., is a dead store. That is, after the assignment, the variable is either assigned another value or goes out of scope.

What the weakness is: CWE-563 at MITRE. All weaknesses

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Show the promptExplain CWE-563: Assignment to Variable without Use and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/563.html and https://cve.bz/cve/cwe/563?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

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