system
Describe <CVE-2013-3953>.
user
What is <CVE-2013-3953>?
assistant
The mach_port_space_info function in osfmk/ipc/mach_debug.c in the XNU kernel in Apple Mac OS X 10.8.x does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory via a crafted call..