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OpenSC stellt Bibliotheken und Werkzeuge zur Programmierung und Nutzung von Chipkarten bereit.

This vulnerability involves a stack buffer overflow in the piv_process_history() function of the OpenSC project before version 0.27.0-rc1. The issue is identified as CWE-121, indicating a classic stack-based buffer overflow flaw. The vulnerability was reported by the Microsoft Security Response Center and is cataloged as CVE-2026-40510. No further technical details or exploitation methods are provided in the available data.

Detailed information about OpenSC < 0.27.0-rc1 Stack Buffer Overflow via piv_process_history() in card-piv.c affecting Microsoft Security Response Center Micros

OpenSC < 0.27.0-rc1 Stack Buffer Overflow via piv_process_history() in card-piv.c - Live Threat Intelligence - Threat Radar | OffSeq.com

WID-SEC-W-2026-1755 - CSAF Version

WID-SEC-2026-1755 - Portal Version

EU Vulnerability Database vom 2026-05-31

openSUSE Security Update OPENSUSE-SU-2026:11022-1 vom 2026-06-15

SUSE Security Update SUSE-SU-2026:22103-1 vom 2026-06-16

SUSE Security Update SUSE-SU-2026:22139-1 vom 2026-06-17

OpenSC: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff

OpenSC

A buffer overrun vulnerability exists in OpenSC versions prior to 0.27.0 in the do_key_value() function via profile.c. This vulnerability is classified as CWE-121 (stack-based buffer overflow). No CVSS score or detailed impact information is provided. No patch or remediation details are currently available.

CVE-2026-40528 describes a buffer overrun vulnerability in OpenSC before version 0.27.0, specifically in the do_key_value() function within profile.c. The vulnerability is a stack-based buffer overflow (CWE-121). The advisory is published by the Microsoft Security Response Center, but no patch or exploit information is provided. The affected product is OpenSC, and no cloud service is involved.

Detailed information about OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c affecting Microsoft Security Response Center Microsoft. Get real-time 

OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c - Live Threat Intelligence - Threat Radar | OffSeq.com

CVE-2026-40528 OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c - VEX

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OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c


OpenSC: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffCVE-2026-40510 0 OpenSC stellt Bibliotheken und Werkzeuge zur Programmierung und Nutzung von Chipkarten bereit. UnknownVulnerability#gcve #csaf #cve-2026-40510 Join the discussion	GCVE Database	05/31/2026, 22:00:00 UTC Added: 05/31/2026, 21:00:08 UTC
OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.cCVE-2026-40528 0 A buffer overrun vulnerability exists in OpenSC versions prior to 0.27.0 in the do_key_value() function via profile.c. This vulnerability is classified as CWE-121 (stack-based buffer overflow). No CVSS score or detailed impact information is provided. No patch or remediation details are currently available. MediumVulnerability#gcve #csaf #cve-2026-40528 Join the discussion	GCVE Database	05/02/2026, 00:00:00 UTC Added: 05/31/2026, 21:00:11 UTC

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