Vulnerability · Published Feb 10, 2026 · Assigned by AMD
CVE-2025-29952
Medium 5.9
In plain English
A medium-severity security flaw in AMD EPYC™ 9005 Series Processors from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)5.9Medium
Exploit odds (30 days)0.2%top 93.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper Initialization within the AMD Secure Encrypted Virtualization (SEV) firmware can allow an admin privileged attacker to corrupt RMP covered memory, potentially resulting in loss of guest memory integrity
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | amd64-microcode | no fix listed | DEBIAN-CVE-2025-29952 |
| Debian:13 | amd64-microcode | no fix listed | DEBIAN-CVE-2025-29952 |
| Debian:14 | amd64-microcode | 3.20260923.1 | DEBIAN-CVE-2025-29952 |
| Ubuntu:24.04:LTS | amd64-microcode | no fix listed | UBUNTU-CVE-2025-29952 |
| Ubuntu:25.10 | amd64-microcode | no fix listed | UBUNTU-CVE-2025-29952 |
| Ubuntu:26.04:LTS | amd64-microcode | no fix listed | UBUNTU-CVE-2025-29952 |
| Ubuntu:26.10 | amd64-microcode | no fix listed | UBUNTU-CVE-2025-29952 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | AMD EPYC™ 9005 Series Processors | see references |
| AMD | AMD EPYC™ Embedded 9005 Series Processors | see references |
Weakness: CWE-457 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N