Integer overflow in inc/server.hpp in libnet6 (aka net6) before 1.3.14 might allow remote attackers to hijack connections and gain privileges as other users by making a large number of connections until the overflow occurs and an ID of another user is provided.
https://bugzilla.redhat.com/show_bug.cgi?id=750631
https://bugzilla.novell.com/show_bug.cgi?id=727710
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
http://www.openwall.com/lists/oss-security/2011/10/31/1
http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html
http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html