AMD Embedded SPI Flash Driver Vulnerability
Summary
A vulnerability was reported in the AMD Embedded SPI Flash driver (amdembspiflash.sys) involving multiple NULL pointer dereference conditions in certain IOCTL handlers, which could impact system availability.
CVE Details
Refer to Glossary for explanation of terms
CVE |
CVE Description |
CVSS Base Score |
CVE-2026-0470 |
Null pointer dereference in AMD Embedded SPI Flash driver could allow a local user to potentially cause a loss of availability. |
5.6 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
Specific CVSS scores may change subject to your implementation. We encourage you to calculate CVSS scores independently for your system.
Affected Products and Mitigation
AMD plans to release mitigations on the dates indicated below.
*Note: Products believed to not be affected by the listed CVEs are not included.AMD EPYC™ Series Processors
AMD EPYC™ and Ryzen™ Embedded Series Processors
Product |
CVE ID |
Mitigation |
Mitigation Release Date |
AMD EPYC™ Embedded 3000 Series Processors |
CVE-2026-0470 |
Version TBD |
Target release planned for Nov’26 |
AMD Ryzen™ Embedded R1000 Series Processors |
CVE-2026-0470 |
Version TBD |
Target release planned for Nov’26 |
AMD Ryzen™ Embedded R2000 Series Processors |
CVE-2026-0470 |
Version TBD |
Target release planned for Nov’26 |
AMD Ryzen™ Embedded V1000 Series Processors |
CVE-2026-0470 |
Version TBD |
Target release planned for Nov’26 |
AMD Ryzen™ Embedded V2000 Series Processors |
CVE-2026-0470 |
Version TBD |
Target release planned for Nov’26 |
Acknowledgement
AMD thanks the following for reporting and engaging in coordinated vulnerability disclosure:
- Bug Bounty Researcher Birkan Alhan (taftss): CVE-2026-0470
Revisions
| Revision Date | Description |
| 2026-11-10 | Initial version |
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