ate): Datadog: Datadog tracer does not handle trace headers with Unicode characters.</li></ul><h2 id=am-i-impacted>Am I Impacted?</h2><p>You are impacted if you are using Istio 1.21.0 to 1.21.3 or 1.22.0 to 1.22.1 and have enabled the Datadog tracer.</p></div><nav class=pagenav><div class=left></div><div class=right><a title="CVEs reported by Envoy." href=/v1.22/news/security/istio-security-2024-004/ class=next-link>ISTIO-SECURITY-2024-004<svg class="icon right-arrow"><use xlink:href="/v1.22/img/icons.svg#r