In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsLearn about NULL Pointer Dereference vulnerabilities in an interactive lesson.
Start learningUpgrade RHEL:7 httpd-manual to version 0:2.4.6-31.el7 or higher.
This issue was patched in RHSA-2015:0325.
Note: Versions mentioned in the description apply only to the upstream httpd-manual package and not the httpd-manual package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The cache_merge_headers_out function in modules/cache/cache_util.c in the mod_cache module in the Apache HTTP Server before 2.4.11 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty HTTP Content-Type header.