CVE-2011-1831 Information

Description

utils/mount.ecryptfs_private.c in ecryptfs-utils before 90 does not properly check mountpoint permissions which allows local users to effectively replace any directory with a new filesystem and consequently gain privileges via a mount system call.

Reference

http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00009.html http://www.ubuntu.com/usn/USN-1188-1 https://bugzilla.redhat.com/show_bug.cgi?id=729465 https://launchpad.net/ecryptfs/+download