CVE-2023-6258

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

A security vulnerability has been identified in the pkcs11-provider, which is associated with Public-Key Cryptography Standards (PKCS#11). If exploited successfully, this vulnerability could result in a Bleichenbacher-like security flaw, potentially enabling a side-channel attack on PKCS#1 1.5 decryption.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1300 CWE-203

Affected software

Vendor	Product	Versions
n/a	pkcs11-provider	—
Fedora	Fedora	—

References

https://bugzilla.redhat.com/show_bug.cgi?id=2251062Issue Tracking, Third Party Advisory
https://github.com/latchset/pkcs11-provider/pull/308Issue Tracking, Patch
https://bugzilla.redhat.com/show_bug.cgi?id=2251062Issue Tracking, Third Party Advisory
https://github.com/latchset/pkcs11-provider/pull/308Issue Tracking, Patch

Timeline

Published: Jan 30, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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