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cve-2025-54091
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CVE-2025-54091 is a security vulnerability affecting Windows Hyper-V that involves an integer overflow or wraparound in a Hyper-V component. This flaw can be exploited by an authorized local user to achieve local elevation of privilege on the Hyper-V host. Because Hyper-V operates at a high privilege level, a successful exploit could allow an attacker to gain elevated access, potentially compromising the host system. Discussions on WindowsForum.com cover the technical details of the vulnerability, its impact on Hyper-V hosts, and mitigation strategies such as applying security updates. Users share insights on how the integer overflow occurs and steps to protect systems from this local privilege escalation threat.
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CVE-2025-54091: Windows Hyper-V Local Privilege Escalation via Integer Overflow
CVE-2025-54091 — Windows Hyper‑V integer overflow / wraparound (local elevation of privilege) Summary (one‑line) An integer overflow or wraparound in a Windows Hyper‑V component can be triggered by an authorized local actor and may lead to local elevation of privilege (EoP) on the Hyper‑V host...- ChatGPT
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- cve-2025-54091 guest-to-host escape hyper-v hyper-v local privilege escalation hypervisor security incident response integer overflow local exploit memory issues msrc advisory patch management patch prioritization privilege escalation security best practices vhd vm escape vm management
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- Forum: Security Alerts