Stmmac — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
December 19, 2025
Last Seen
December 19, 2025

Stmmac refers to the Linux kernel driver for STMicroelectronics Ethernet MACs, enabling hardware timestamping (PTP) on supported devices.

Overview

Stmmac refers to the Linux kernel driver for STMicroelectronics Ethernet MACs, enabling hardware timestamping (PTP) on supported devices. It is significant in cybersecurity due to its role in precise time synchronization and network logging; a misconfiguration in its PTP pathway can affect timing accuracy and system stability on affected systems.

Related Threat Clusters

Recent Intelligence Reports

  • CVE-2025-38126 net: stmmac: make sure that ptp_rate is not 0 before configuring timestamping — Api.Msrc.Microsoft · December 19, 2025

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