Docker 1.3.2 allows remote attackers to execute arbitrary code with root privileges via a crafted (1) image or (2) build in a Dockerfile in an LZMA (.xz) archive, related to the chroot for archive extraction.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-9357
• moby/moby@aef842e...313a1b7
• https://github.com/moby/moby/blob/master/CHANGELOG.md#133-2014-12-11
• https://groups.google.com/forum/#!msg/docker-user/nFAz-B-n4Bw/0wr3wvLsnUwJ
• https://groups.google.com/forum/#%21msg/docker-user/nFAz-B-n4Bw/0wr3wvLsnUwJ
• https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9357
• http://www.securityfocus.com/archive/1/534215/100/0/threaded