CVE-2026-34871

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Source
https://cve.org/CVERecord?id=CVE-2026-34871
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34871.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-34871
Downstream
Related
Published
2026-04-01T00:00:00Z
Modified
2026-07-15T01:49:12.749783727Z
Severity
  • 6.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
Summary
[none]
Details

An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable Seed in a Pseudo-Random Number Generator (PRNG).

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34871.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "fixed": "3.6.6"
                },
                {
                    "introduced": "4.x"
                },
                {
                    "fixed": "4.1.0"
                },
                {
                    "fixed": "1.1.0"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "cna_assigner": "mitre"
}
References

Affected packages

Git / github.com/mbed-tls/tf-psa-crypto

Affected ranges

Type
GIT
Repo
https://github.com/mbed-tls/tf-psa-crypto
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
29160dd877d29658279fd683b2ae57b320ddcf09
Database specific 
{
    "cpe": "cpe:2.3:a:trustedfirmware:tf-psa-crypto:*:*:*:*:*:*:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.1.0"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34871.json"