The problem of ‘SSL connection error‘… is still unsolved with MySQL-Natty 5.1.54
It seems nobody cares to address this bug.
Compile MySQL 5.1.54 with OpenSSL (on Natty) like here
Use this « secure » version to receive SSL connection.
Compile last Karmic version with OpenSSL and use this one to connect to 5.1.54 MySQL (OpenSSL) compiled version.