CVE-2025-66442

MEDIUM

5.1

Description

In Mbed TLS through 4.0.0, there is a compiler-induced timing side channel (in RSA and CBC/ECB decryption) that only occurs with LLVM's select-optimize feature. TF-PSA-Crypto through 1.0.0 is also affected.

Details CVE

Score CVSS v3.15.1

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Vecteur d'attaqueLOCAL

ComplexiteHIGH

Privileges requisNONE

Interaction utilisateurNONE

Publie4/1/2026

Derniere modification4/3/2026

Sourcenvd

Observations honeypot0

Produits affectes

arm:mbed_tlsarm:tf-psa-crypto

Faiblesses (CWE)

CWE-385

References

https://github.com/Mbed-TLS/TF-PSA-Crypto/releases(cve@mitre.org)

https://github.com/Mbed-TLS/mbedtls/releases(cve@mitre.org)

https://mbed-tls.readthedocs.io/en/latest/security-advisories/(cve@mitre.org)

https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-compiler-induced-constant-time-violations/(cve@mitre.org)

Correlations IOC

Aucune correlation enregistree

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