AppKit in Apple Mac OS X 10.4.11 inadvertently makes an NSApplication mach port available for inter-process communication instead of inter-thread communication, which allows local users to execute arbitrary code via crafted messages to privileged applications.
| Software | From | Fixed in |
|---|---|---|
| apple / mac_os_x_server | 10.4.11 | 10.4.11.x |
| apple / mac_os_x | 10.4.11 | 10.4.11.x |