opencryptoki: timing side-channel in handling of RSA PKCS#1 v1.5 padded ciphertexts (Marvin)

A timing side-channel vulnerability has been discovered in the opencryptoki package while processing RSA PKCS1 v1.5 padded ciphertexts. This flaw could potentially enable unauthorized RSA ciphertext decryption or signing, even without access to the corresponding private key...