JLSEC-2025-204

Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2025/JLSEC-2025-204.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-204.json
JSON Data
https://api.test.osv.dev/v1/vulns/JLSEC-2025-204
Upstream
Published
2025-11-21T15:59:04Z
Modified
2026-07-18T18:23:36Z
Severity
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.

Database specific
{
    "license":  "CC-BY-4.0",
    "sources":  [
        {
            "database_specific":  {
                "status":  "Modified"
            },
            "html_url":  "https://nvd.nist.gov/vuln/detail/CVE-2020-36421",
            "id":  "CVE-2020-36421",
            "imported":  "2026-07-17T20:44:40.315Z",
            "modified":  "2026-06-17T03:15:27.207Z",
            "published":  "2021-07-19T17:15:11.133Z",
            "url":  "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-36421"
        }
    ]
}
References

Affected packages

Julia / MbedTLS_jll

Package

Name
MbedTLS_jll
Purl
pkg:julia/MbedTLS_jll?uuid=c8ffd9c3-330d-5841-b78e-0817d7145fa1

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.16.8+0

Database specific

source
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-204.json"