Database/Kernel, userspace & hypervisor
Xen (64-bit PV): Top-level shadow reference dropped too early for 64-bit PV guests - privilege escalation to host
CVE-2023-34322Kernel, userspace & hypervisorXSA-438curated
Impact
Top-level shadow reference dropped too early for 64-bit PV guests - privilege escalation to host
Who can reach it
Tenant VM guest (PV)
What to do
Hypervisor patch + reboot/evacuation
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.