The loopback plug-in in ConnMan before 0.85 allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) host name or (2) domain name in a DHCP reply.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75466
https://bugzilla.novell.com/show_bug.cgi?id=715172
http://www.securityfocus.com/bid/53408
http://www.openwall.com/lists/oss-security/2012/05/07/6
http://www.openwall.com/lists/oss-security/2012/05/07/2
http://www.openwall.com/lists/oss-security/2012/05/07/10
http://security.gentoo.org/glsa/glsa-201205-02.xml
http://secunia.com/advisories/49186