CVE-2025-13763
Libopensc: opensc: multiple uses of uninitialized variable
CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
0th
Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs
| Vendor | opensc |
| Product | opensc |
| Published | Apr 23, 2026 |
| Last Updated | Apr 23, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H Attack Vector
Physical
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Affected Versions
OpenSC / OpenSC
0 < 0.27.0
Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected