CVE-2021-43619
7.8 HIGHTrusted Firmware M 1.4.x through 1.4.1 has a buffer overflow issue in the Firmware Update partition
Published: 2022-03-01 · Last updated: 2026-06-05
Severity and scoring
- CVSS
- 7.8 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-120
Affected products
| Vendor | Product |
|---|---|
| trustedfirmware | trusted_firmware-m |
Description
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-43619
- [Vendor advisory]https://developer.arm.com/support/arm-security-updates
- [Patch]https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/
- [Patch]https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html
- [Other]https://www.trustedfirmware.org
- [Vendor advisory]https://developer.arm.com/support/arm-security-updates
- [Patch]https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/
- [Patch]https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html
- [Other]https://www.trustedfirmware.org
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