Ubuntu 18.04 LTS / 20.04 LTS : Go Networking vulnerability (USN-8416-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8416-1 advisory. It was discovered that Go Networking incorrectly handled certain Punycode-encoded labels in the idna package. An attacker could possibly use this issu...