CVE-2017-7659: mod_http2 null pointer dereference Severity: Important Vendor: The Apache Software Foundation Versions Affected: httpd 2.4.24 (unreleased) httpd 2.4.25 Description: A maliciously constructed HTTP/2 request could cause mod_http2 to dereference a NULL pointer and crash the server process. Mitigation: 2.4.25 users of mod_http2 should upgrade to 2.4.26. Credit: The Apache HTTP Server security team would like to thank Robert Święcki for reporting this issue. References: https://httpd.apache.org/security_report.html