CVE-2022-47549

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
PHYSICAL
HIGH
NONE
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
6.4 MEDIUM
PHYSICAL
HIGH
NONE
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 1%
VendorProductVersion
linaroop-tee
𝑥
< 3.20
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
optee-os
sid
4.3.0-1
fixed
trixie
4.3.0-1
fixed
Common Weakness Enumeration
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
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