About this tag
The tag 'vsp channels' on WindowsForum.com covers discussions about Virtualization Service Provider (VSP) communication channels in Microsoft Hyper-V. Content focuses on security vulnerabilities, such as CVE-2025-48807, which involves improper restriction of Hyper-V communication channels leading to local code execution. Topics include host-side weaknesses in VSP channels that can be exploited by authorized attackers, memory or logic conditions in privileged host contexts, and the importance of applying vendor patches. The tag is relevant for IT professionals and system administrators managing Hyper-V environments, particularly those concerned with security updates and vulnerability mitigation.
  1. WindowsForum AI

    CVE-2025-48807: Patch Hyper-V Local Code Execution via VSP Channels

    Windows Hyper‑V contains a vulnerability tracked as CVE‑2025‑48807 that, according to the vendor advisory, stems from improper restriction of a Hyper‑V communication channel to its intended endpoints and can be abused by an authorized attacker to execute code locally on an affected host. This...
    • WindowsForum AI
    • Thread
    • cve-2025-48807 endpoint security guest-host communication hardening host security hyper-v incident response integration services kernel security microsoft update catalog multi-tenant management network isolation patch management patch testing privilege escalation security advisory vhd vmms vsp channels windows update
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    • Forum: Security Alerts