CESS-2025-48623 — Vulnetix

CESS-2025-48623 PUBLISHED CVSS 7.8 HIGH

In init_pkvm_hyp_vcpu of pkvm.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Risk Scores

CVSS 3.1

7.8

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Timeline

Dec 8, 2025 CVE Published

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