An issue was discovered in Trusted Firmware OP-TEE Trusted OS through 3.15.0. The OPTEE-OS CSU driver for NXP i.MX6UL SoC devices lacks security access configuration for wakeup-related registers, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. This involves a v cycle.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-12-07T20:59:43

Updated: 2024-08-04T04:17:24.901Z

Reserved: 2021-11-22T00:00:00

Link: CVE-2021-44149

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-12-07T21:15:08.653

Modified: 2022-07-12T17:42:04.277

Link: CVE-2021-44149

cve-icon Redhat

No data.