CVE-2014-3645

CVE-2014-3645 describes a denial-of-service vulnerability in the KVM subsystem of the Linux kernel prior to version 3.12, specifically affecting the arch/x86/kvm/vmx.c component. The vulnerability stems from the absence of an exit handler for the INVEPT instruction, allowing a malicious guest OS user to crash the guest OS. With a CVSS score of 2.1 (AV:L/AC:L/Au:N/C:N/I:N/A:P), this local vulnerability has low attack complexity and results in partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.