CVE-2025-0031CWE-416

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLE_SOCKET policy on a different socket than…

Medium · published February 10, 2026

CVSS v4.0
4.6
EPSS
0%
Percentile
2.4
In the wild
Unconfirmed
What it is

A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLE_SOCKET policy on a different socket than the migration agent potentially resulting in loss of integrity.

The record
Technical detail
CVSS v4.0
4.6 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
EPSS
0.00130 · 2.4th percentile
Weakness
CWE-416 · Use After Free
Published
2026-02-10T19:14Z
EPSS history
Timeline
  • 10 FEB 19:14Z
    A use after free in the SEV firmware could allow a malicous hypervisor to activate a migrated guest with the SINGLE_SOCKET policy on a different socket than…
    cvelistv5