Name: CVE-2025-54764: Observable Timing Discrepancy
Creator: Rapid7
Published: 2025-10-20T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2025-54764, CVSS 6.2, EPSS 0.00221

Mbed TLS before 3.6.5 allows a local timing attack against certain RSA operations, and direct calls to mbedtls_mpi_mod_inv or mbedtls_mpi_gcd.

CVSS Details

CVSS 3.1 Base Score: 6.2
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade mbedtls3Upgrade mbedtls	Oct 21, 2025	Oct 20, 2025
Debian	—	Upgrade mbedtls	Jul 23, 2026	Jul 23, 2026

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