EXECUTIVE SUMMARY:
Multiple security vulnerabilities have been identified in Linux‑based virtualization and networking products, notably the KVM hypervisor on arm64 platforms (kernel versions, Check Point VPN appliances, and core kernel components referenced in CVE‑2025‑38236. The flaws span virtualization escape, remote code execution, and privilege escalation vectors, enabling attackers to break isolation, run arbitrary commands on hosts, or gain elevated system rights. For cloud service providers and enterprises running multi‑tenant workloads, successful exploitation could lead to full host compromise, data exfiltration, and service interruption, severely undermining trust and compliance obligations.[/subscribe_to_unlock_form]
EXECUTIVE SUMMARY:
Multiple security vulnerabilities have been identified in Linux‑based virtualization and networking products, notably the KVM hypervisor on arm64 platforms (kernel versions, Check Point VPN appliances, and core kernel components referenced in CVE‑2025‑38236. The flaws span virtualization escape, remote code execution, and privilege escalation vectors, enabling attackers to break isolation, run arbitrary commands on hosts, or gain elevated system rights. For cloud service providers and enterprises running multi‑tenant workloads, successful exploitation could lead to full host compromise, data exfiltration, and service interruption, severely undermining trust and compliance obligations.[emaillocker id="1283"]
CVE-2026-46316 – A race condition in the VGIC‑ITS emulation of KVM on arm64 allows a guest with kernel (EL1) privileges to trigger a double‑put scenario, escaping to the host and executing code with root kernel rights.
The combined risk from these vulnerabilities is high and immediate, as public exploit code exists and attackers can leverage them to gain uncontrolled access to critical infrastructure. Exploitation could result in loss of tenant isolation, data breaches, and prolonged downtime, jeopardizing revenue, reputation, and regulatory compliance.
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REFERENCES:
The following reports contain further technical details:
https://securityonline.info/itscape-kvm-escape-cve-2026-46316-poc/