CVE-2021-43619

VendortrustedfirmwareProducttrusted firmware-mDiscoveredMar 1, 2022UpdatedJun 5, 2026

Trusted Firmware M 1.4.x through 1.4.1 has a buffer overflow issue in the Firmware Update partition. In the IPC model, a psa_fwu_write caller from SPE or NSPE can overwrite stack memory locations.

View graph Watch Export

CVSS v3.1

7.8 HIGH

EPSS

0.42%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

Related IOCs

seen in the same coverage

CVSS v3.1 Detail

Attack VectorLOCAL

Attack ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

ScopeUNCHANGED

ConfidentialityHIGH

IntegrityHIGH

AvailabilityHIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Connections

2 relationships

CWE-120

source

Timeline

disclosure → media coverage

Mar 1, 2022

Disclosure — published as a CVE record. · last revised by NVD Jun 5, 2026