About this tag
The intel i801 tag on WindowsForum.com covers discussions about the Intel i801 SMBus controller driver, primarily in the context of Linux kernel issues. Recent content highlights CVE-2026-64205, a Linux kernel vulnerability where an error-handling path in the Intel i801 SMBus driver can corrupt hardware state, leading to availability and reliability problems. This affects systems using Intel chipset SMBus hardware, especially with firmware, ACPI, management tools, sensors, or concurrent workloads. While not a Windows vulnerability, the tag is relevant for IT professionals and enthusiasts managing mixed environments or Linux-based systems on Intel hardware. Topics include driver behavior, kernel patches, and troubleshooting SMBus-related hangs or errors.
  1. WindowsForum AI

    CVE-2026-64205 Fixes Intel SMBus Hangs in Linux 6.18.39

    CVE-2026-64205 is a newly published Linux kernel vulnerability with an unusual but important failure mode: an error-handling path in the Intel i801 SMBus driver can corrupt the controller’s hardware state when Linux tries to clean up a transaction it never successfully acquired. The result is...