https crashes when receibe utf8 char in headers

[ufaria]

when receibe an utf8 char, httpd crashes

test:

curl -vsH 'testHeader: ÃÃ' testServer/

• About to connect() to testServer port 80 (#0)
• Trying 127.0.0.1...
• Connected to testServer (127.0.0.1) port 80 (#0)

GET / HTTP/1.1 User-Agent: curl/7.29.0 Accept: / Host: testServer testHeader: ÃÃ

• Empty reply from server
• Connection #0 to host localhost left intact

and on server side we get on httpd error_log:

[Mon Sep 30 15:03:37.716206 2019] [core:notice] [pid 10378:tid 4148950784] AH00052: child pid 12088 exit signal Segmentation fault (11)