Directory traversal vulnerability in cpio 2.6 and earlier allows remote attackers to write to arbitrary directories via a .. (dot dot) in a cpio file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/20204
http://www.ubuntu.com/usn/usn-189-1
http://www.securityfocus.com/bid/13291
http://www.mandriva.com/security/advisories?name=MDKSA-2007:233
http://www.debian.org/security/2005/dsa-846
http://secunia.com/advisories/27857
http://secunia.com/advisories/20117
http://secunia.com/advisories/18395
http://secunia.com/advisories/18290
http://secunia.com/advisories/17123
http://secunia.com/advisories/16998
http://marc.info/?l=bugtraq&m=111403177526312&w=2
http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html