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CVE-2025-29941

Quick assessment

Affected
AMD AMD EPYC™ 9004 Series Processors
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

安全加密虚拟化（SEV）固件中伪随机数生成器对种子的使用不当，可能允许恶意 hypervisor 或迁移代理导入伪造的来宾上下文，从而导致派生的来宾密钥丧失机密性。

CVSS 6.0 · Medium
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I. Basic Information for CVE-2025-29941

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect usage of seeds in pseudo-random number generator in the Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor or migration agent to import a forged guest context potentially resulting in loss of confidentiality for derived guest keys.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
PRNG种子错误
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
AMD AMD EPYC™ 9004 Series Processors GenoaPI_1.0.0.J -
AMD AMD EPYC™ 7003 Series Processors MilanPI-SP3_1.0.0.K -
AMD AMD EPYC™ 9005 Series Processors TurinPI_1.0.0.B -
AMD AMD EPYC™ 8004 Series Processors GenoaPI_1.0.0.J -
AMD AMD EPYC™ 8005 Series Processors TurinPI_1.0.0.B -
AMD AMD EPYC™ Embedded 7003 Series Processors EmbMilanPI-SP3 1.0.0.E -
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa") EmbeddedGenoaPI_1.0.0.E -
AMD AMD EPYC™ Embedded 9005 Series Processors EmbeddedTurinPI_SP5_1005 -
AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo") EmbeddedGenoaPI_1.0.0.E -
AMD AMD EPYC™ Embedded 8004 Series Processors EmbeddedGenoaPI_1.0.0.E -

II. Public POCs for CVE-2025-29941

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III. Intelligence Information for CVE-2025-29941

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Other References for CVE-2025-29941 (1)

Same Patch Batch · AMD · 2026-11-10 · 24 CVEs total

CVE-2025-0008 8.4 HIGH 某软件 SDU 验证不足致本地调试绕过
CVE-2025-48504 6.8 MEDIUM SEV 固件资源释放后操作漏洞致机密性完整性丧失
CVE-2026-0435 6.0 MEDIUM AMD SEV固件资源释放后操作漏洞
CVE-2026-0480 6.0 MEDIUM AMD SEV 固件认证缺失漏洞致内存机密性受损
CVE-2025-54503 5.9 MEDIUM SEV 固件内存重叠处理缺陷致完整性受损
CVE-2025-52535 5.9 MEDIUM AMD SEV 固件资源重用漏洞致内存完整性丧失
CVE-2025-54504 5.9 MEDIUM AMD SEV 固件访问控制不足漏洞致完整性受损
CVE-2025-29940 5.9 MEDIUM AMD SEV 固件未验证所有权漏洞致数据完整性受损
CVE-2025-62620 5.9 MEDIUM QEMU 输入验证漏洞致内存完整性丢失
CVE-2025-62621 5.9 MEDIUM AMD SEV固件违规致RMP绕过，破坏SEV-SNP内存完整性
CVE-2025-0027 5.9 MEDIUM AMD SEV固件访问控制漏洞致RMP保护绕过
CVE-2026-40670 5.9 MEDIUM AMD SEV-SNP 异常检查不当致完整性受损
CVE-2026-0003 5.9 MEDIUM AMD SEV 固件降级漏洞：静态密钥导致内存解密
CVE-2026-28247 5.9 MEDIUM AMD SEV 固件内存镜像访问控制漏洞致完整性丢失
CVE-2026-28248 5.9 MEDIUM AMD SEV 固件行为工作流执行不当致完整性丧失
CVE-2026-0454 4.6 MEDIUM AMD SEV 固件越界写入漏洞致完整性受损
CVE-2026-40668 4.6 MEDIUM AMD SEV 固件认证绕过漏洞
CVE-2026-28249 4.6 MEDIUM AMD SEV 固件共享状态一致性漏洞致完整性受损
CVE-2024-36309 4.6 MEDIUM AMD NBIO 锁位缺失导致重映射漏洞
CVE-2026-40669 4.0 MEDIUM AMD SEV 固件越界漏洞致内存完整性受损

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: AMD EPYC™ 9004 Series Processors
Same vendor: AMD
Same weakness: CWE-335