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Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode) operations.
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityHigh
RequirementsPresent
PrivilegesLow
User InteractionNone
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | nvd | AV: P→L, PR: H→L, UI: A→N, VC: N→H, VI: N→H, VA: N→H | 0.0 → 4.4 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 0.0 |
Affected Software
| Vendor | Product | Version |
|---|
| AMD | Athlon™ Series | various |
| amd | epyc_7001_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7002_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7003_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7232p_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7251_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7252_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7262_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7272_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7281_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7282_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_72f3_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7301_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7302_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7302p_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7313_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7313p_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7343_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7351_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7351p_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7352_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_73f3_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7401_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7401p_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7402_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7402p_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7413_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7443_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7443p_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7451_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7452_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7453_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_74f3_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7501_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7502_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7502p_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7513_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7532_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7542_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7543_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7543p_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7551_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7551p_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7552_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_75f3_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7601_firmware | < naplespi-sp3_1.0.0.g |
| amd | epyc_7642_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7643_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7662_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7663_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7702_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7702p_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7713_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7713p_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7742_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7763_firmware | < milanpi-sp3_1.0.0.4 |
| amd | epyc_7f32_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7f52_firmware | < romepi-sp3_1.0.0.c |
| amd | epyc_7f72_firmware | < romepi-sp3_1.0.0.c |
| AMD | Ryzen™ Series | various |
Published: 2021-11-16
