What is CVE-2026-10275?

CVE-2026-10275 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. OpenSC pkcs11-tool Key Generation pkcs11-tool.c test_kpgen_certwrite buffer overflow

Which CVE IDs does CVE-2026-10275 cover?

CVE-2026-10275 covers the following CVE IDs: CVE-2026-10275. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-10275?

CVE-2026-10275 has a CVSS v3 base score of 5.0, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-10275?

CVE-2026-10275 affects 2 products, including: azl3 opensc 0.27.1-1 on Azure Linux 3.0; azl3 opensc 0.27.1-2 on Azure Linux 3.0.

CVE-2026-10275LowCVSS 5.0

OpenSC pkcs11-tool Key Generation pkcs11-tool.c test_kpgen_certwrite buffer overflow

Vendor

Microsoft Security Response Center (MSRC)

Published

June 9, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-10275 →

🎯 Affected products2

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

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 0.27.1-2

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-10275
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade