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
https://github.com/OpenSC/OpenSC/wiki/CVE-2025-13763
https://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv