Updated version number to 2.4.2 for release
mbed TLS ChangeLog (Sorted per branch, date)
-= mbed TLS 2.x.x branch released xxxx-xx-xx
+= mbed TLS 2.4.2 branch released 2017-03-08
Security
+ * Add checks to prevent signature forgeries for very large messages while
+ using RSA through the PK module in 64-bit systems. The issue was caused by
+ some data loss when casting a size_t to an unsigned int value in the
+ functions rsa_verify_wrap(), rsa_sign_wrap(), rsa_alt_sign_wrap() and
+ mbedtls_pk_sign(). Found by Jean-Philippe Aumasson.
* Fixed potential livelock during the parsing of a CRL in PEM format in
mbedtls_x509_crl_parse(). A string containing a CRL followed by trailing
characters after the footer could result in the execution of an infinite
