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3.8 Low

CVE-2025-66215 OpenSC is an open source smart card tools and middleware

Description

OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow WRITE in card-oberthur. The attack requires crafted USB device or smart card that would present the system with specially crafted responses to the APDUs. This issue has been patched in version 0.27.0.

Affected products and versions

Product Affected versions Fixed in
OpenSC 0.27 earliest → < 0.27.0 0.27.0

References

Timeline

  1. Published
  2. Last modified

Other CVEs of OpenSC

The 7 CVEs of OpenSC →
CVE-2026-40528 OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the… 1.0 Low CVE-2026-40510 OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in… 1.0 Low CVE-2025-13763 Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or… 5.7 Medium CVE-2025-66038 OpenSC is an open source smart card tools and middleware 3.9 Low
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