system
Provide references for <CVE-2019-9901>.
user
Where can I find more information about <CVE-2019-9901>?
assistant
References are available at: https://www.envoyproxy.io/docs/envoy/v1.9.1/intro/version_history, https://github.com/envoyproxy/envoy/issues/6435, https://groups.google.com/forum/#%21topic/envoy-announce/VoHfnDqZiAM, https://github.com/envoyproxy/envoy/security/advisories/GHSA-xcx5-93pw-jw2w.