Description: overlayfs privilege escalation
References:
 http://seclists.org/oss-sec/2015/q2/717
Notes:
Bugs:
upstream: N/A "Doesn't allow unprivileged mounts"
3.16-upstream-stable: N/A "Doesn't allow unprivileged mounts"
3.2-upstream-stable: N/A "Doesn't allow unprivileged mounts"
2.6.32-upstream-stable: N/A "Doesn't allow unprivileged mounts"
sid: N/A "Doesn't allow unprivileged mounts"
3.16-jessie-security: N/A "Doesn't allow unprivileged mounts"
3.2-wheezy-security: N/A "Doesn't allow unprivileged mounts"
2.6.32-squeeze-security: N/A "Doesn't allow unprivileged mounts"