Linux Kernel Hacked: CVE-2025-21756 – Exploiting the Vsock UAF for Root Access
Executive Summary : The Linux kernel’s Vsock subsystem has a privilege escalation vulnerability known as CVE-2025-21756. It is brought on by an incorrect reference count decrease in the vsock_remove_sock function, which results in a Use After Free (UAF) condition. An attacker may cause a memory corruption by taking advantage of this UAF, which would enable […]
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