CVE-2019-6138: Missing Release of Memory after Effective Lifetime

An issue has been found in libIEC61850 v1.3.1. Memorymalloc and Memorycalloc in hal/memory/libmemory.c have memory leaks when called from mms/isomms/common/mmsvalue.c, server/mmsmapping/mmsmapping.c, and server/mmsmapping/mmssv.c via common/stringutilities.c, as demonstrated by...