Hello Team, We have Cakn application which use mod_WSGi module for calling python web interpreter same s is working fine on apache 2.4.18 on *Ubuntu 16.04* , now internal security team has notified us to upgrade Apache with 2.4.39.
when i did "*apt-cache policy Apache"* its shows installed & candidate version same i.e *2.4.18*, so i added repo *add-apt-repository ppa:ondrej/apache2 *and upgraded to 2.4.39 . after upgrading same site stops working and shows below errors in error.log and application specific logs. 1. *apache error log* *[Tue Jun 25 04:55:53.629701 2019] [core:notice] [pid 30009:tid 139990993176448] AH00051: child pid 30010 exit signal Segmentation fault (11), possible coredump in /etc/apache2[Tue Jun 25 05:37:31.301667 2019] [core:notice] [pid 30009:tid 139990993176448] AH00051: child pid 30221 exit signal Segmentation fault (11), possible coredump in /etc/apache*2 1. *2application error log* *[Tue Jun 25 05:37:30.752801 2019] [wsgi:error] [pid 30221:tid 139990869788416] 2019-06-25 05:37:30,752 INFO [ckan.config.environment] Loading static files from public[Tue Jun 25 05:37:30.821160 2019] [wsgi:error] [pid 30221:tid 139990869788416] 2019-06-25 05:37:30,821 INFO [ckan.config.environment] Loading templates from /usr/lib/ckan/default/src/ckan/ckan/templates[Tue Jun 25 05:37:30.978364 2019] [wsgi:error] [pid 30014:tid 139990768023296] [client 106.220.190.162:8293 <http://106.220.190.162:8293>] Truncated or oversized response headers received from daemon process 'ckan_default': /etc/ckan/default/apache.wsgi* -- Regards Nitin Kadam (9967688959)