Improper cleanup in AMD CPU microcode patch loading could allow an attacker with local administrator privilege to load malicious CPU microcode, potentially resulting in loss of integrity of x86 instruction execution.
Improper cleanup in AMD CPU microcode patch loading could allow an attacker with local administrator privilege to load malicious CPU microcode, potentially resulting in loss of integrity of x86 instruction execution.
| Vendor | Product | Versions |
|---|---|---|
| AMD | AMD EPYC™ 9005 Series Processors | TurinPI 1.0.0.4 |
| AMD | AMD Ryzen™ AI 300 Series Processors | StrixKrackanPI-FP8_1.1.0.1b |
| AMD | AMD Ryzen™ 9000 Series Desktop Processors | ComboAM5PI 1.2.0.3c |
| AMD | AMD Ryzen™ 9000HX Series Processors | FireRangeFL1PI 1.0.0.0a |
| AMD | AMD Ryzen™ Al Max+ | StrixHaloPI-FP11_1.0.0.1 |
| AMD | AMD Ryzen™ Threadripper™ 9000 series | ShimadaPeakPI-SP6 1.0.0.1 |
| AMD | AMD EPYC™ Embedded 9000 Series Processors | Embturin PI 1.0.0.0 |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.