CVE-2022-47549

Published: Dec 19, 2022

Modified: Apr 17, 2025

PUBLISHED

Description

An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g

https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf

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CVE-2022-47549

Description

Affected Products

References