AZL-87873 CVE-2026-39821 affecting package kube-vip-cloud-provider for versions less than 0.0.10-6

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...