openssl

apps/cmp.c: Free bio on error to avoid memory leak

OSSL_CMP_MSG_http_perform(): Remove extraneous %s from debug log print

crypto/pkcs7/pk7_smime.c: Add BIO_free() to avoid memory leak

apps/pkeyutl.c: Add OPENSSL_free() to avoid a memory leak

test: use EVP_PKEY_get_security_category function in tests