Attach (recommended) or Link to PDF file here:
[docOficialPDF.php.pdf](https://github.com/mozilla/pdf.js/files/7159923/docOficialPDF.php.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: linux debian
- PDF.js version: built-in viewer
- Is a browser extension: no

Steps to reproduce the problem:
1. Open the pdf page 2
2. Checkbox "Alta" in section 2 must be checked

It works fine with evince.
}
    const { xref } = evaluator;
    const dict = xref.fetchIfRef(this.ref);
    if (!isDict(dict)) {
      return null;
    }
    const bbox = [
      0,
      0,
      this.data.rect[2] - this.data.rect[0],
      this.data.rect[3] - this.data.rect[1],
    ];
    const xfa = {
      path: stringToPDFString(dict.get("T") || ""),
      value,
    };
    const newRef = xref.getNewRef();
    const AP = new Dict(xref);
    AP.set("N", newRef);
    const encrypt = xref.encrypt;
    let originalTransform = null;
    let newTransform = null;
    if (encrypt) {
      originalTransform = encrypt.createCipherTransform(
        this.ref.num,
        this.ref.gen
      );
      newTransform = encrypt.createCipherTransform(newRef.num, newRef.gen);
      appearance = newTransform.encryptString(appearance);
    }