This update for nodejs8 to version 8.11.3 fixes the following issues:
These security issues were fixed:
CVE-2018-7167: Calling Buffer.fill() or Buffer.alloc() with some parameters
could have lead to a hang which could have resulted in a DoS (bsc#1097375).
CVE-2018-7161: By interacting with the http2 server in a manner that
triggered a cleanup bug where objects are used in native code after they are no
longer available an attacker could have caused a denial of service (DoS) by
causing a node server providing an http2 server to crash (bsc#1097404).
CVE-2018-1000168: Fixed a denial of service vulnerability by unbundling
nghttp2 (bsc#1097401)