P connections between a &lt;1.12 proxy and a 1.12 proxy to fail.
(<a href=https://github.com/istio/istio/pull/36797>Issue #36797</a>)</p></li><li><p><strong>Fixed</strong> an issue where <code>EnvoyFilter</code> with ANY patch context will skip adding new clusters and listeners at gateway.</p></li><li><p><strong>Fixed</strong> an issue causing HTTP/1.0 requests to be rejected (with a <code>426 Upgrade Required</code> error) in some cases.
(<a href=https://github.com/istio/istio/issues/36707>Issue #36707</a>