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Use of Uninitialized Variable

CVE-2025-13763

Severity Medium
Score 5.7/10

Summary

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

  • HIGH
  • PHYSICAL
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-457 - Use of Uninitialized Variable

The code uses a variable that has not been initialized, leading to unpredictable or unintended results.

References

Advisory Timeline

  • Published