CVE-2015-0228

The luawebsocketread function in luarequest.c in the modlua module in the Apache HTTP Server through 2.4.12 allows remote attackers to cause a denial of service child-process crash by sending a crafted WebSocket Ping frame after a Lua script has called the wsupgrade function...

Apache Httpd < 2.2.6 : Signals to arbitrary processes

The Apache HTTP server did not verify that a process was an Apache child process before sending it signals. A local attacker with the ability to run scripts on the HTTP server could manipulate the scoreboard and cause arbitrary processes to be terminated which could lead to a denial of service...