Integer overflow in the oom_badness function in mm/oom_kill.c in the Linux kernel before 3.1.8 on 64-bit platforms allows local users to cause a denial of service (memory consumption or process termination) by using a certain large amount of memory.
https://github.com/torvalds/linux/commit/56c6a8a4aadca809e04276eabe5552935c51387f
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-4048
https://bugzilla.redhat.com/show_bug.cgi?id=750399