CVE-2022-47549
6.4 MEDIUMAn unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 al...
Published: 2022-12-19 · Last updated: 2026-06-05
Severity and scoring
- CVSS
- 6.4 MEDIUM
- Vector
- CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-347
Affected products
| Vendor | Product |
|---|---|
| trustedfirmware | op-tee |
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2022-47549
- [Other]https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g
- [Vendor advisory]https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf
- [Other]https://github.com/OP-TEE/optee_os/security/advisories/GHSA-r64m-h886-hw6g
- [Vendor advisory]https://people.linaro.org/~joakim.bech/reports/Breaking_cross-world_isolation_on_ARM_TrustZone_through_EM_faults_coredumps_and_UUID_confusion.pdf
Related CVEs
Same vendor
- CVE-2026-45702 — OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using t... (4.4 MEDIUM)
- CVE-2026-45614 — OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using t... (4.7 MEDIUM)
- CVE-2026-40290 — OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using t... (7.8 HIGH)
- CVE-2026-33662 — OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using t... (7.5 HIGH)
- CVE-2026-33317 — OP-TEE is a Trusted Execution Environment (TEE) designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using t... (8.7 HIGH)
Same CWE
- CVE-2026-42743 — Unauthenticated Broken Authentication in Masteriyo - LMS <= 2.1.8 versions (6.5 MEDIUM)
- CVE-2026-48558 — SimpleHelp versions 5.5.15 and prior and 6.0 pre-release versions contain an authentication bypass vulnerability in the OIDC authenticati... (10.0 CRITICAL)
- CVE-2026-50010 — Netty is a network application framework for development of protocol servers and clients (7.5 HIGH)
- CVE-2026-50634 — A vulnerability in Apache CXF's JwsJsonContainerRequestFilter can be exploited to cause CXF to process metadata that was not authenticate... (6.5 MEDIUM)
- CVE-2026-41005 — Cloud Foundry UAA incorrectly treated XML encryption to the Service Provider (confidentiality) as a substitute for XML signatures from th... (9.0 CRITICAL)