CVE-2015-3627 Information

Description

Libcontainer and Docker Engine before 1.6.1 opens the file-descriptor passed to the pid-1 process before performing the chroot which allows local users to gain privileges via a symlink attack in an image.

Reference

http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html http://seclists.org/fulldisclosure/2015/May/28 https://groups.google.com/forum/!searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ