CVE-2022-47549: Medium severity Linaro OP-TEE vulnerability

Published Dec 19, 2022
·
Updated

An unprotected memory-access operation in opteeos 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.

Affected Software

2 affected components
Linaro OP-TEE<3.20
TrustedFirmware OP-TEE<3.20

Event History

Dec 19, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·09:15 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2022-47549.

2

What is the severity of CVE-2022-47549?

The severity of CVE-2022-47549 is medium with a CVSS score of 6.4.

3

What is the description of CVE-2022-47549?

CVE-2022-47549 is an unprotected memory-access operation in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) before 3.20 that allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault injections.

4

What software is affected by CVE-2022-47549?

Linaro OP-TEE versions up to 3.20 are affected by CVE-2022-47549.

5

How can the vulnerability CVE-2022-47549 be mitigated?

To mitigate CVE-2022-47549, it is recommended to update to TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) version 3.20 or higher.

Contact

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