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CVE-2024-56161

CVE-2024-56161

CVSS 7.2 HIGHEPSS 0.5%CWE-347
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.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Affected products
AMD · AMD EPYC™ 7001 SeriesAMD · AMD EPYC™ 7002 SeriesAMD · AMD EPYC™ 7003 SeriesAMD · AMD EPYC™ 9004 Series

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References
https://lists.debian.org/debian-lts-announce/2025/03/msg00024.htmlhttps://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.htmlhttps://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.htmlhttp://www.openwall.com/lists/oss-security/2025/02/04/1http://www.openwall.com/lists/oss-security/2025/03/06/2