PT-2026-29585 · Arm · Mbed Tls+1

CVE-2026-25835 · Published 2026-04-01 · Updated 2026-06-22

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Mbed TLS versions prior to 3.6.6 TF-PSA-Crypto versions prior to 1.1.0

Description The software uses seeds incorrectly within a Pseudo-Random Number Generator (PRNG). This can lead to predictable random number generation.

Recommendations Update Mbed TLS to version 3.6.6 or later. Update TF-PSA-Crypto to version 1.1.0 or later.

Exploit

Fix

Weakness Enumeration

CWE-335

Related Identifiers

CVE-2026-25835

ECHO-684C-26FC-673D

OPENSUSE-SU-2026:10498-1

OPENSUSE-SU-2026:20875-1

OPENSUSE-SU-2026:21144-1

SUSE-SU-2026:1952-1

SUSE-SU-2026:21440-1

SUSE-SU-2026:21981-1

SUSE-SU-2026:22016-1

Affected Products

Mbed Tls

Tf-Psa-Crypto

References · 55

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25835.json · Exploit
• https://ubuntu.com/security/CVE-2026-25835 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10498-1 · Vendor Advisory
• https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-rng-cloning · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-25835 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-25835 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2026-25835 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:22016-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-25835 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:21144-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-25835 · Vendor Advisory
• https://mbed-tls.readthedocs.io/en/latest/security-advisories · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-25835 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-25835 · Vendor Advisory
• https://security.alpinelinux.org/vuln/CVE-2026-25835 · Note