ges.
<strong><a href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18838">CVE-2019-18838</a></strong>: Fix a vulnerability resulting from malformed HTTP request missing the &ldquo;Host&rdquo; header. An encoder filter that invokes Envoy&rsquo;s route manager APIs that access request&rsquo;s &ldquo;Host&rdquo; header will cause a NULL pointer to be dereferenced and result in abnormal termination of the Envoy process.</p></div><nav class=pagenav><div class=left><a title="Istio 1.4.3 patch release."