MGASA-2016-0267 Updated php/xmlrpc-epi/timezone packages fix security vulnerability

Stack-based buffer overflow vulnerability in virtualfileex CVE-2016-6289. Use After Free in unserialize with Unexpected Session Deserialization CVE-2016-6290. Out of bound read in exifprocessIFDinMAKERNOTE CVE-2016-6291. NULL Pointer Dereference in exifprocessusercomment CVE-2016-6292...