The _xrealloc function in xlsp_xmalloc.c in OpenSLP 2.0.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a large number of crafted packets, which triggers a memory allocation failure.Referenceshttps://bugzilla.redhat.com/show_bug.cgi?id=1329295https://security.gentoo.org/glsa/201707-05http://www.securitytracker.com/id/1035916http://www.openwall.com/lists/oss-security/2016/05/18/6