AMD Ryzen Embedded 5000 Series Processors vulnerabilities

23 CVEs affecting AMD Ryzen Embedded 5000 Series Processors, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-46747, published 2026-06-01.

Highest priority

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

CVE-2024-36350, published 2025-07-08. Medium severity, CVSS 5.6. EPSS: 0.5% chance of exploitation in the next 30 days. A transient execution vulnerability in some AMD processors may allow an attacker to infer data from previous stores, potentially resulting in the leakage of privileged information.
CVE-2024-36357, published 2025-07-08. Medium severity, CVSS 5.6. EPSS: 0.4% chance of exploitation in the next 30 days. A transient execution vulnerability in some AMD processors may allow an attacker to infer data in the L1D cache, potentially resulting in the leakage of sensitive information across privileged…
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-2024-36348, published 2025-07-08. Low severity, CVSS 3.8. EPSS: 0.3% chance of exploitation in the next 30 days. A transient execution vulnerability in some AMD processors may allow a user process to infer the control registers speculatively even if UMIP feature is enabled, potentially resulting in information…
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-2023-31364, published 2026-02-26. High severity, CVSS 8.3. EPSS: 0.2% chance of exploitation in the next 30 days. Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a host with writes, potentially causing a fatal…
CVE-2024-36349, published 2025-07-08. Low severity, CVSS 3.8. EPSS: 0.2% chance of exploitation in the next 30 days. A transient execution vulnerability in some AMD processors may allow a user process to infer TSC_AUX even when such a read is disabled, potentially resulting in information leakage.
CVE-2022-23817, published 2024-08-13. High severity, CVSS 7.3. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient checking of memory buffer in AMD Secure Processor (ASP) Secure OS may allow an attacker with a malicious trusted application to read/write to the ASP Secure OS kernel virtual address…
CVE-2021-46772, published 2024-08-13. Low severity, CVSS 3.9. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory…
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…

Latest

CVE-2021-46747, published 2026-06-01. High severity, CVSS 7.1. EPSS: 0.1% chance of exploitation in the next 30 days. Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application to map sensitive SMN (System Management Network) apertures…
CVE-2021-26380, published 2026-05-15. Low severity, CVSS 1.8. EPSS: 0.1% chance of exploitation in the next 30 days. A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access outside the intended range resulting in loss of integrity.
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-2021-26381, published 2026-02-10. High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days. Improper system call parameter validation in the Trusted OS may allow a malicious driver to perform mapping or unmapping operations on a large number of pages, potentially resulting in kernel memory…
CVE-2024-36354, published 2025-09-06. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Improper input validation for DIMM serial presence detect (SPD) metadata could allow an attacker with physical access, ring0 access on a system with a non-compliant DIMM, or control over the Root of…
CVE-2024-21970, published 2025-09-06. Medium severity, CVSS 4.4. EPSS: 0.1% chance of exploitation in the next 30 days. Improper validation of an array index in the AND power Management Firmware could allow a privileged attacker to corrupt AGESA memory potentially leading to a loss of integrity.