ibmvnic

About this tag
The ibmvnic tag on WindowsForum.com covers discussions about the IBM virtual network driver, a Linux kernel component used in virtualized environments. Recent content focuses on CVE-2025-22104, a local out-of-bounds read vulnerability in ibmvnic that was fixed by replacing unsafe hex-printing logic with kernel helpers. The tag also includes analysis of Microsoft's VEX/CSAF attestations for Azure Linux, which map the vulnerable ibmvnic component to their distribution. Topics involve Linux kernel security, vulnerability patching, and enterprise IT implications for cloud and virtualized systems. The tag is relevant for system administrators, security researchers, and IT professionals managing Linux-based virtual networks.
  1. CVE-2025-22104 ibmvnic Fix and Azure Linux VEX Attestations Explained

    The Linux kernel vulnerability tracked as CVE-2025-22104 — described upstream as “ibmvnic: Use kernel helpers for hex dumps” — is a local, out‑of‑bounds read bug in the IBM virtual network driver. Vendors and kernel maintainers fixed it by replacing ad‑hoc, unsafe hex‑printing logic with the...