[stunnel-users] Stunnel 5.17 on AIX

[Michal Trojnara]

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On 06.05.2015 18:14, Eckert, Doug wrote:
> I've gotten v5.17 compiled on AIX 5.3 & 6.1 with the following
> 
> xlccmp.13.1.0             13.1.0.3  COMMITTED  XL C compiler 
> openssl.base             1.0.1.513  COMMITTED  Open Secure Socket
> Layer IV71446m9a             Ifix for Openssl CVE
> 
> Everything seems to have compiled fine. I packaged it up,
> installed, and set up a quick config. The server side aborts on me.
> Debug output follows. Need some direction on where to look next.
> Thanks in advance!
[cut]
> 2015.05.06 12:08:03 LOG5[ui]: stunnel 5.17 on
> powerpc-ibm-aix5.3.0.0 platform 2015.05.06 12:08:03 LOG5[ui]:
> Compiled/running with OpenSSL 1.0.1e 11 Feb 2013
[cut]
> INTERNAL ERROR: Bad magic at tls.c, line 182

There seems to be a bug in your OpenSSL.  OPENSSL_free() function was
invoked on a memory block that was *not* allocated with
OPENSSL_malloc(), or it was already released (double free).

You may try to compile your OpenSSL from source.

Mike
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