What is CVE-2026-45614?

CVE-2026-45614 is a medium-severity vulnerability in Linaro Op-tee, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.7/10. Published 2026-06-03.

How severe is CVE-2026-45614?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Linaro Op-tee

CVE-2026-45614

OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology. Prior to version 4.11.0, on many of the ECDH shared secret paths, the public…

EPSS: 0.000 (0.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Linaro Op-tee
Op-tee Optee_os — versions < 4.11.0
Trustedfirmware Op-tee

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45614?: CVE-2026-45614 is a medium-severity vulnerability in Linaro Op-tee, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.7/10. Published 2026-06-03.
How severe is CVE-2026-45614?: Medium severity. CVSS v3 base score is 4.7 out of 10.