Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.
An official patch is available. Apply the patch as soon as possible.
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityLow
RequirementsPresent
PrivilegesLow
User InteractionNone
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusOfficial Patch
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | nvd | AV: P→L, AC: H→L, PR: H→L, UI: A→N, VC: N→H, VI: N→H, VA: N→H | 0.0 → 4.4 |
| 2026-07-21 | nvd | patch: Unavailable→Official Patch | 0.0 → 0.0 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 0.0 |
Affected Software
| Vendor | Product | Version |
|---|
| intel | bios | All versions |
| n/a | Intel(R) Processors | See references |
| netapp | aff_bios | All versions |
| netapp | cloud_backup | All versions |
| netapp | e-series_bios | All versions |
| netapp | fas_bios | All versions |
| netapp | hci_compute_node_bios | All versions |
| netapp | hci_storage_node_bios | All versions |
| netapp | solidfire_bios | All versions |
| siemens | simatic_cpu_1518-4_firmware | All versions |
| siemens | simatic_cpu_1518f-4_firmware | All versions |
| siemens | simatic_ipc547g_firmware | All versions |
Published: 2021-06-09
