CVE-2026-34875: An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys.

Overview

Severity
Critical (CVSS 9.8)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U
Exploit Status
Not Exploited
Patch Tuesday
2026-Apr
Released
2026-05-07
Last Updated
2026-06-02
EPSS Score
0.37% (percentile: 28.4%)

Affected Products (2)

Open Source Software

  • azl3 nodejs24 24.14.1-2 on Azure Linux 3.0

Other

  • 21370-17084

Revision History

  • 2026-05-07: Information published.
  • 2026-05-14: Information published.
  • 2026-05-31: Information published.
  • 2026-06-01: Information published.
  • 2026-06-02: Information published.