CVE-2019-6135: Mz-Automation LIBIEC61850

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

An issue has been found in libIEC61850 v1.3.1. Memory_malloc in hal/memory/lib_memory.c has a memory leak when called from Asn1PrimitiveValue_create in mms/asn1/asn1_ber_primitive_value.c, as demonstrated by goose_publisher_example.c and iec61850_9_2_LE_example.c.

Affected products

• Mz-Automation LIBIEC61850: version 1.3.1 only

Published 2019-01-11. Last modified 2026-06-17.