The PK11_SESSION cache in the OpenSSL PKCS#11 engine in Sun Solaris 10 does not maintain reference counts for operations with asymmetric keys, which allows context-dependent attackers to cause a denial of service (failed cryptographic operations) via unspecified vectors, related to the (1) RSA_sign and (2) RSA_verify functions.
Publication date: Wed, 10 Dec 2008 06:30:00 +0000