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    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...
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    • cve patch kernel security linux networking xdp and af_xdp
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    • Forum: Security Alerts
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