envoy: Use-after-free when tunneling TCP over HTTP

A flaw was found in envoy. If a downstream source disconnects during upstream connection establishment when tunneling TCP over HTTP, a use-after-free can occur, resulting in a denial of service...

CVE-2021-43826

A flaw was found in envoy. If a downstream source disconnects during upstream connection establishment when tunneling TCP over HTTP, a use-after-free can occur, resulting in a denial of service...

CVE-2021-43826 Crash when tunneling TCP over HTTP in Envoy

Envoy is an open source edge and service proxy, designed for cloud-native applications. In affected versions of Envoy a crash occurs when configured for :ref:upstream tunneling and the downstream connection disconnects while the the upstream connection or http/2 stream is still being established...