This update for nodejs4 fixes the following issues:
Security issues fixed:
CVE-2019-5739: Fixed a potentially attack vector which could lead to Denial of Service
when HTTP connection are kept active (bsc#1127533).
CVE-2019-5737: Fixed a potentially attack vector which could lead to Denial of Service
when HTTP connection are kept active (bsc#1127532).
CVE-2019-1559: Fixed OpenSSL 0-byte Record Padding Oracle which under certain circumstances
a TLS server can be forced to respond differently to a client and lead to the decryption of the data (bsc#1127080).