Language: TypeScript
Label: safe
CWE: CWE-331 \u2014 Insufficient Entropy
The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others.

Code:
    encryptedStream.stream.on('end', () => {
      if (aes) {
        aes.end();
      }
      decryptedStream.end();
    });