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CVE-2026-56758

MZ Automation libiec61850 Out-of-bounds Read PUBLISHED

Description (CNA)

The ACSE layer contains a flaw in the processing of AARQ PDUs during MMS connection establishment. When parsing certain fields within the calling AP title, an attacker controlled length value of zero or one may cause the parser to read past the end of a heap buffer.

Affected (CNA)

Vendor / productVersions
MZ Automation GmbH / libiec61850affected 0 before 1.6.2; unaffected 1.6.2

CWE

CWE-125

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.