AMD Ryzen z2 Series Processors vulnerabilities

7 CVEs affecting AMD Ryzen z2 Series Processors, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-48516, published 2026-05-15.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2024-21961, published 2026-02-13. Medium severity, CVSS 6.0. EPSS: 0.3% chance of exploitation in the next 30 days. Improper restriction of operations within the bounds of a memory buffer in PCIe® Link could allow an attacker with access to a guest virtual machine to potentially perform a denial of service attack…
• CVE-2025-52533, published 2026-02-12. High severity, CVSS 8.7. EPSS: 0.3% chance of exploitation in the next 30 days. Improper Access Control in an on-chip debug interface could allow a privileged attacker to enable a debug interface and potentially compromise data confidentiality or integrity.
• CVE-2024-36355, published 2026-02-10. High severity, CVSS 7.0. EPSS: 0.2% chance of exploitation in the next 30 days. Improper input validation in the SMM handler could allow an attacker with Ring0 access to write to SMRAM and modify execution flow for S3 (sleep) wake up, potentially resulting in arbitrary code…
• CVE-2025-54502, published 2026-04-16. High severity, CVSS 7.5. EPSS: 0.1% chance of exploitation in the next 30 days. Incorrect use of boot service in the AMD Platform Configuration Blob (APCB) SMM driver could allow a privileged attacker with local access (Ring 0) to achieve privilege escalation potentially…
• CVE-2026-0438, published 2026-05-15. Medium severity, CVSS 5.4. EPSS: 0.1% chance of exploitation in the next 30 days. A System Management Mode (SMM) handler could perform a callout to code located in non-SMM/untrusted memory. A highly privileged attacker could, with active user interaction and under high complexity…
• CVE-2024-21962, published 2026-05-15. High severity, CVSS 8.6. EPSS: 0.1% chance of exploitation in the next 30 days. Improper Input Validation in the AMD RAID driver could allow an attacker to point to an arbitrary memory location potentially resulting in privilege escalation and arbitrary code execution.
• CVE-2025-48516, published 2026-05-15. Medium severity, CVSS 6.9. EPSS: 0.1% chance of exploitation in the next 30 days. Insecure default configuration state of DDR5 memory module by AGESA Bootloader Firmware could allow an attacker with local user privilege to abuse the unprotected PMIC interface to create a permanent…