#VU116214 Covert Timing Channel in OpenSSL - CVE-2025-9231

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Main Vulnerability Database Vulnerabilities #VU116214

#VU116214 Covert Timing Channel in OpenSSL - CVE-2025-9231

Published: October 1, 2025


Vulnerability identifier: #VU116214
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-9231
CWE-ID: CWE-385
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenSSL
Software vendor:
OpenSSL Software Foundation

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to timing side-channel in SM2 signature computations on 64 bit ARM platforms. A remote attacker can recover the private key and decrypt data.


Remediation

Install updates from vendor's website.

External links