CVE-2023-5090
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Nov 6, 2023
Updated: Jul 8, 2024
CWE ID 755
Summary
CVE-2023-5090 is a newly identified vulnerability affecting the KVM (Kernel-based Virtual Machine) hypervisor. The issue lies in the svm_set_x2apic_msr_interception() function, where an inadequate check could permit unauthorized access to host x2apic MSRs (Model-Specific Registers). This weakness could be exploited when a guest system resets its APIC (Advanced Programmable Interrupt Controller), potentially triggering a denial-of-service condition.
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