CVE-2011-2484 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2484): The add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of exit handlers, which allows local users to cause a denial of service (memory and CPU consumption), and bypass the OOM Killer, via a crafted application.
*** Bug 385933 has been marked as a duplicate of this bug. ***
There are no longer any 2.x kernels available in the repository with the exception of sys-kernel/xbox-sources which is unsupported by security.