The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform…
Priority MEDIUM 42Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation.
Why it matters now
EPSS 0.0175 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:amd:ryzen_mobile_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_mobile:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_pro_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:epyc_server_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:epyc_server:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
- cpe:2.3:o:amd:ryzen_mobile_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_mobile:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_pro_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:epyc_server_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:epyc_server:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-8936
- 2026-10-03 Alias added: GHSA-vqv7-4m53-56rw
References
More AMD Epyc Server Firmware vulnerabilities
- TI-2018-06471 The AMD EPYC Server processor chips have insufficient access control for protected memory… CVSS 3.0CRITICAL 9.0
- TI-2018-06468 The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips have insufficient… CVSS 3.0CRITICAL 9.0
Sources
- CVE-2018-8936 · CVE Program
- CVE-2018-8936 · NVD
- FIRST EPSS
- GHSA-vqv7-4m53-56rw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences