The __do_follow_link function in fs/namei.c in the Linux kernel before 2.6.33 does not properly handle the last pathname component during use of certain filesystems, which allows local users to cause a denial of service (incorrect free operations and system crash) via an open system call.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=86acdca1b63e6890540fa19495cfc708beff3d8b
linux.oracle.com/errata/ELSA-2014-0771.html
linux.oracle.com/errata/ELSA-2014-3043.html
mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33
secunia.com/advisories/59262
secunia.com/advisories/59309
secunia.com/advisories/59406
secunia.com/advisories/59560
www.securityfocus.com/bid/68125
bugzilla.redhat.com/show_bug.cgi?id=1094363
github.com/torvalds/linux/commit/86acdca1b63e6890540fa19495cfc708beff3d8b