CVE-2026-10275: OpenSC pkcs11-tool Key Generation pkcs11-tool.c test_kpgen_certwrite buffer overflow

Overview

Severity
Medium (CVSS 5)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Exploit Status
Not Exploited
Patch Tuesday
2026-Jun
Released
2026-06-05
Last Updated
2026-06-28
EPSS Score
0.30% (percentile: 21.6%)

Affected Products (2)

Open Source Software

  • azl3 opensc 0.27.1-2 on Azure Linux 3.0
  • azl3 opensc 0.27.1-1 on Azure Linux 3.0

Revision History

  • 2026-06-05: Information published.
  • 2026-06-19: Information published.
  • 2026-06-28: Information published.