What is CVE-2025-46733?

CVE-2025-46733 is a high-severity vulnerability in Op-tee Optee_os, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.9/10. Published 2025-07-04.

How severe is CVE-2025-46733?

High severity. CVSS v3 base score is 7.9 out of 10.

Vulnerability in Op-tee Optee_os

CVE-2025-46733

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in…

EPSS: 0.001 (23.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.9 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L.

Affected products

Op-tee Optee_os — versions = 4.5.0

Weakness classification (CWE)

CWE-755 — Improper Handling of Exceptional Conditions

References

https://github.com/OP-TEE/optee_os/security/advisories/GHSA-f35r-hm2m-p6c3 (x_refsource_CONFIRM)
https://github.com/OP-TEE/optee_os/commit/941a58d78c99c4754fbd4ec3079ec9e1d596af8f (x_refsource_MISC)

Frequently asked questions

What is CVE-2025-46733?: CVE-2025-46733 is a high-severity vulnerability in Op-tee Optee_os, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.9/10. Published 2025-07-04.
How severe is CVE-2025-46733?: High severity. CVSS v3 base score is 7.9 out of 10.