400 Error on Apache HTTPD after security update CVE-2016-8743

Issue

• 400 Error on the httpd server after security update - CVE-2016-8743
• Version httpd-2.4.6-45 will not allow this request and will throw HTTP 400 error, and below is the corresponding error log :

####### error Logs :
[Tue Nov 14 05:46:37.239592 2017] [core:debug] [pid 8344:tid 139677243242240] protocol.c(839): [client 127.0.0.1:6231] AH03448: HTTP Request Line; Excess whitespace (disallowed by HttpProtocolOptions Strict
[Tue Nov 14 05:46:38.240954 2017] [core:debug] [pid 8351:tid 139677243770624] protocol.c(839): [client 127.0.0.1:6231] AH03448: HTTP Request Line; Excess whitespace (disallowed by HttpProtocolOptions Strict

• Or:

[Mon May 04 11:13:21.684695 2020] [core:debug] [pid 19146:tid 140173291640576] protocol.c(917): [client 127.0.0.1:49436] AH02418: HTTP Request Line; Unrecognized protocol 'HTTP/1.0\\n' (perhaps whitespace was injected?)

• The following error is happening:

[Thu Jun 28 14:04:41.595485 2018] [core:debug] [pid 29520:tid 9116] protocol.c(1383): [client 10.122.0.35:54497] AH00569: client sent HTTP/1.1 request without hostname (see RFC2616 section 14.23): /heartbeat.html