High severity7.1NVD Advisory· Published Dec 7, 2021· Updated Jun 17, 2026
CVE-2021-36133
CVE-2021-36133
Description
The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. This involves a DMA capable peripheral.
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Affected products
3- NXP/i.MX SoC driverdescription
Patches
Vulnerability mechanics
References
1News mentions
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