CVE-2012-0031
scoreboard.c in the Apache HTTP Server 2.2.21 and earlier might allow local users to cause a denial of service (daemon crash during shutdown) or possibly have unspecified other impact by modifying a certain type field within a scoreboard shared memory segment, leading to an invalid call to the free function.
Date published : 2012-01-18
http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html