GnuTLS accepts a v1 certificate which has subject unique ID

Description of problem:

As for a certificate which has subject unique ID, its version should be v2 or v3.

Version of gnutls used:

v3.3.25, v3.4.16, and v3.5.5

Distributor of gnutls (e.g., Ubuntu, Fedora, RHEL)

Ubuntu 1604 x64

How reproducible:

Steps to Reproduce:

• one certtool --verify --load-ca-certificate=basicCA.pem < 5.pem

Actual results:

The certificate is trusted.

Expected results:

Reject this invalid certificate.test_cases.rar