CVE-2025-52534CWE-1284

Improper bound check within AMD CPU microcode can allow a malicious guest to write to host memory, potentially resulting in loss of integrity

Medium · published February 10, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
26.8
In the wild
Unconfirmed
What it is

Improper bound check within AMD CPU microcode can allow a malicious guest to write to host memory, potentially resulting in loss of integrity.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
EPSS
0.00345 · 26.8th percentile
Weakness
CWE-1284 · Improper Validation of Specified Quantity in Input
Published
2026-02-10T19:12Z
EPSS history
Timeline
  • 10 FEB 19:12Z
    Improper bound check within AMD CPU microcode can allow a malicious guest to write to host memory, potentially resulting in loss of integrity
    cvelistv5