CVE-2024-56161
HIGH7.2EPSS 0.08%amd64-microcode - security update
Published: 2/3/2025Modified: 4/28/2026
Description
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.
Affected packages (2)
- Debian/amd64-microcodefrom 0, < 3.20250311.1~deb11u1
- Debian/amd64-microcodefrom 0, < 3.20250311.1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.2 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N |