What is GHSA-mv67-8j6q-2cx5?

GHSA-mv67-8j6q-2cx5 is a security advisory published by GitHub Security Advisories with High severity. On the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization...

Which CVE IDs does GHSA-mv67-8j6q-2cx5 cover?

GHSA-mv67-8j6q-2cx5 covers the following CVE IDs: CVE-2026-54467. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mv67-8j6q-2cx5?

GHSA-mv67-8j6q-2cx5 has a CVSS v3 base score of 7.0, published by GitHub Security Advisories.

GHSA-mv67-8j6q-2cx5HighCVSS 7.0

On the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization...

Vendor

GitHub Security Advisories

Published

September 9, 2026

Last Modified

September 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-54467 →

📋 Description

On the Trusted Firmware-M (TF-M) 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-54467
https://review.trustedfirmware.org/c/TF-M/trusted-firmware-m/+/53051/1/docs/security/security_advisories/missing_ns_pointer_validation_mailbox_init.rst#58
https://www.trustedfirmware.org/projects/tf-m
https://github.com/advisories/GHSA-mv67-8j6q-2cx5