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CVE-2025-58151 - varstored: TOCTOU issues with mapped guest memory

CVE ID :CVE-2025-58151 Published : July 9, 2026, 4:16 p.m. | 16 minutes ago Description :varstored is a component of the Xapi toolstack handling UEFI Variables for a VM. It has a communication path with OVMF inside the VM involving mapping a buffer prepared by OVMF. Within varstored, there...

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