CVE-2026-0435
Quick assessment
Affected
AMD AMD EPYC™ 9005 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.
在 AMD 安全加密虚拟化（SEV）固件中，若在资源过期或释放后仍对其进行操作，可能允许拥有管理员权限的攻击者在虚拟机（Guest）不知情的情况下替换其设备，从而导致机密性和完整性受损。
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I. Basic Information for CVE-2026-0435
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Operation on a resource after expiration or release in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to swap out a guest device without the guest's knowledge, potentially resulting in a loss of confidentiality and integrity.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在过期或释放后对资源进行操作
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| AMD | AMD EPYC™ 9005 Series Processors | TurinPI_1.0.0.B | - |
|
| AMD | AMD EPYC™ 8005 Series Processors | TurinPI_1.0.0.B | - |
|
| AMD | AMD EPYC™ Embedded 9005 Series Processors | EmbeddedTurinPI_SP5_1005 | - |
|
II. Public POCs for CVE-2026-0435
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-0435 (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-2026-0480 | 6.0 MEDIUM | AMD SEV 固件认证缺失漏洞致内存机密性受损 |
| CVE-2025-29941 | 6.0 MEDIUM | SEV固件伪随机数种子漏洞致密钥泄露 |
| 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 → →