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CWE-403: Exposure of File Descriptor to Unintended Control Sphere (File descriptor leak)

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A process does not close sensitive file descriptors before invoking a child process, which allows the child to perform unauthorized I/O operations using those descriptors.

What the weakness is: CWE-403 at MITRE. All weaknesses

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Show the promptExplain CWE-403: Exposure of File Descriptor to Unintended Control Sphere and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/403.html and https://cve.bz/cve/cwe/403?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

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