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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ ↗
- http://seclists.org/fulldisclosure/2015/May/28 ↗
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html ↗
- http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html ↗