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virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a \"gap\" in the RPC dispatch table.","Type":"Description","Title":"CVE-2012-4423"},{"CveYear":"2012","CveId":"4423","Ordinal":"2","NoteData":"2012-11-19","Type":"Other","Title":"Published"},{"CveYear":"2012","CveId":"4423","Ordinal":"3","NoteData":"2013-01-29","Type":"Other","Title":"Modified"}]}}}