CVE-2023-33036

Summary

CVE-2023-33036 is a newly discovered vulnerability that affects hypervisors when untrusted virtual machines without PSCI (Platform Services Controller Interface) support make PSCI calls. This issue results in a permanent Denial of Service (DoS) condition, as the hypervisor becomes unresponsive and unable to recover. Attackers could exploit this vulnerability by launching untrusted virtual machines to cause a DoS condition on the hypervisor, potentially disrupting critical systems and services. Organizations are urged to apply patches or mitigations as soon as they become available to protect against this threat.

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