xdp and af_xdp

  1. CVE-2026-23343 XDP Fix: Signed Tailroom Warning Hardens Linux Fast Path

    The Linux networking stack is getting a small but important hardening fix that matters well beyond its one-line title. Microsoft has cataloged the issue as CVE-2026-23343, and the underlying upstream change is a Linux XDP patch that now warns when a calculated tailroom goes negative instead of...