Name: CVE-2025-29943: Write-what-where Condition
Creator: Rapid7
Published: 2026-01-16T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2025-29943, CVSS 4.6, EPSS 0.00226

Write what were condition within AMD CPUs may allow an admin-privileged attacker to modify the configuration of the CPU pipeline potentially resulting in the corruption of the stack pointer inside an SEV-SNP guest.

CVSS Details

CVSS 4.0 Base Score: 4.6 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Dell Poweredge Dsa2025351	—	Upgrade Dell PowerEdge to the latest version	Feb 17, 2026	Feb 16, 2026
Ubuntu	—	Upgrade amd64-microcode	Jun 25, 2026	Jan 16, 2026

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CVSS Details

Covered by Rapid7

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