CVE-2026-50103 Improper Handling of Syntactically Invalid Structure in MZ Automation libIEC61850

A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value...

CVE-2026-50103

A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value...

CVE-2026-50103

CVE-2026-50103 affects the GOOSE/R-GOOSE parser in libIEC61850 (MZ Automation) and describes a NULL dereference when parsing malformed TLV values, enabling a network-adjacent DoS by crashing the subscriber. The related PoCs and analysis in the connected documents confirm the issue and indicate fi...

CVE-2026-50103: Improper Handling of Syntactically Invalid Structure

A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value...