CVE-2026-48497

CVE-2026-48497 affects Envoy and relates to the UDP DNS filter. Before versions 1.35.11, 1.36.7, 1.37.3, and 1.38.1, a query with a DNS name of exactly 255 octets (local or remote resolution) can trigger abnormal process termination due to an invalid runtime precondition that the name must be str...