Medium severity6.4NVD Advisory· Published Dec 19, 2022· Updated Jun 5, 2026
CVE-2022-47549
CVE-2022-47549
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- TrustedFirmware/Open Portable Trusted Execution Environment (OP-TEE)description
Patches
Vulnerability mechanics
References
2- people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdfnvdExploitTechnical DescriptionVendor Advisory
- github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6gnvdThird Party Advisory
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