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).

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Fixes

Solution

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Workaround

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History

Wed, 01 Apr 2026 23:45:00 +0000

Type Values Removed Values Added
Description 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).
Weaknesses CWE-338
References
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-01T20:04:34.444Z

Reserved: 2026-03-31T00:00:00.000Z

Link: CVE-2026-34871

cve-icon Vulnrichment

Updated: 2026-04-01T20:01:38.168Z

cve-icon NVD

Status : Received

Published: 2026-04-01T19:16:33.267

Modified: 2026-04-01T21:17:01.807

Link: CVE-2026-34871

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses