CVE-2025-29946CWE-1301

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU

Medium · published February 10, 2026

CVSS v4.0
4.5
EPSS
0%
Percentile
3.7
In the wild
Unconfirmed
What it is

Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU. This can potentially lead to a loss of confidentiality and integrity in guest memory.

The record
Technical detail
CVSS v4.0
4.5 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
EPSS
0.00140 · 3.7th percentile
Weakness
CWE-1301 · Insufficient or Incomplete Data Removal within Hardware Component
Published
2026-02-10T19:15Z
EPSS history
Timeline
  • 10 FEB 19:15Z
    Insufficient or Incomplete Data Removal in Hardware Component in SEV firmware doesn't fully flush IOMMU
    cvelistv5