No crash with recent 32-bit 5.6.12 from repositories on Debian:

openxs@debian7:~/dbs/p5.6$ mysql -uroot -proot test
Warning: Using a password on the command line interface can be insecure.
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 45
Server version: 5.6.12-rc60.4-log Percona Server (GPL), Release 60.4

Copyright (c) 2009-2013 Percona Ireland Ltd.
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> SELECT AES_ENCRYPT('','6b2d440b57b3bae74e3cf71e415b3965') FROM DUAL;
+----------------------------------------------------+
| AES_ENCRYPT('','6b2d440b57b3bae74e3cf71e415b3965') |
+----------------------------------------------------+
| ▌ZЦq÷▄ ╪JyйЗ                                           |
+----------------------------------------------------+
1 row in set (0.06 sec)

mysql> show variables like '%version%';
+-------------------------+------------------------------------+
| Variable_name           | Value                              |
+-------------------------+------------------------------------+
| innodb_version          | 5.6.12-rc60.4                      |
| protocol_version        | 10                                 |
| slave_type_conversions  |                                    |
| version                 | 5.6.12-rc60.4-log                  |
| version_comment         | Percona Server (GPL), Release 60.4 |
| version_compile_machine | i686                               |
| version_compile_os      | Linux                              |
+-------------------------+------------------------------------+
7 rows in set (0.00 sec)

Will try to check on CentOS 6.x x86_64 later tonight or next week.

As this has something to do with openssl, please, send the output of:

ldd `which mysqld`

This is what I have on system where it works:

root@debian7:/home/openxs/dbs/p5.6# ldd `which mysqld`
        linux-gate.so.1 =>  (0xb77d6000)
        libpthread.so.0 => /lib/i386-linux-gnu/i686/cmov/libpthread.so.0 (0xb77b2000)
        libaio.so.1 => /lib/i386-linux-gnu/libaio.so.1 (0xb77af000)
        librt.so.1 => /lib/i386-linux-gnu/i686/cmov/librt.so.1 (0xb77a5000)
        libcrypt.so.1 => /lib/i386-linux-gnu/i686/cmov/libcrypt.so.1 (0xb7773000)
        libssl.so.1.0.0 => /usr/lib/i386-linux-gnu/i686/cmov/libssl.so.1.0.0 (0xb771b000)
        libcrypto.so.1.0.0 => /usr/lib/i386-linux-gnu/i686/cmov/libcrypto.so.1.0.0 (0xb755c000)
        libdl.so.2 => /lib/i386-linux-gnu/i686/cmov/libdl.so.2 (0xb7558000)
        libstdc++.so.6 => /usr/lib/i386-linux-gnu/libstdc++.so.6 (0xb746b000)
        libm.so.6 => /lib/i386-linux-gnu/i686/cmov/libm.so.6 (0xb7445000)
        libgcc_s.so.1 => /lib/i386-linux-gnu/libgcc_s.so.1 (0xb7428000)
        libc.so.6 => /lib/i386-linux-gnu/i686/cmov/libc.so.6 (0xb72c5000)
        /lib/ld-linux.so.2 (0xb77d7000)
        libz.so.1 => /lib/i386-linux-gnu/libz.so.1 (0xb72ac000)