{"id":"JLSEC-2025-204","summary":"An issue was discovered in Arm Mbed TLS before 2.23.0","details":"An issue was discovered in Arm Mbed TLS before 2.23.0. Because of a side channel in modular exponentiation, an RSA private key used in a secure enclave could be disclosed.","modified":"2025-11-21T16:20:56.040821Z","published":"2025-11-21T15:59:04.054Z","upstream":["CVE-2020-36421"],"database_specific":{"sources":[{"modified":"2024-11-21T05:29:28.020Z","imported":"2025-11-20T23:04:00.271Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-36421","id":"CVE-2020-36421","published":"2021-07-19T17:15:11.133Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36421"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://bugs.gentoo.org/730752"},{"type":"WEB","url":"https://github.com/ARMmbed/mbedtls/issues/3394"},{"type":"WEB","url":"https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7"},{"type":"WEB","url":"https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html"}],"affected":[{"package":{"name":"MbedTLS_jll","ecosystem":"Julia","purl":"pkg:julia/MbedTLS_jll?uuid=c8ffd9c3-330d-5841-b78e-0817d7145fa1"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.16.8+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-204.json"}}],"schema_version":"1.7.3"}