grilo: missing TLS certificate verification

In GNOME grilo though 0.3.13, grl-net-wc.c does not enable TLS certificate verification on the SoupSessionAsync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011...

USN-5055-1 grilo vulnerability

Michael Catanzaro discovered that grilo incorrectly handled certain TLS certificate verification. An attacker could possibly use this issue to MITM attacks...