CVE-2019-20792

OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.

Date published : 2020-04-28

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19208

https://github.com/OpenSC/OpenSC/commit/c246f6f69a749d4f68626b40795a4f69168008f4