CLSA-2025-1766598218 opensc: Fix of 4 CVEs

CVE-2024-45616: fix insufficient control of APDU buffer and its length - CVE-2024-45615: initialize uninitialized variables - CVE-2024-45617: fix insufficient or missing checking of return values - CVE-2024-45620: fix incorrect handling length of buffers or files in pkcs15init...