vulnerability

Ubuntu: (Multiple Advisories) (CVE-2024-56161): AMD Microcode vulnerability

Severity
6
CVSS
(AV:L/AC:M/Au:M/C:C/I:C/A:N)
Published
Feb 3, 2025
Added
Jun 10, 2025
Modified
Aug 18, 2025

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.

Solution

ubuntu-upgrade-amd64-microcode

References

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