[openssl-users] PKCS7_sign conflict with PKCS7_decrypt?

[Dr. Stephen Henson]

On Tue, Jul 26, 2016, Jim Carroll wrote:

> Steve -- thanks, but I don't think I was clear enough. 
> 
> I am trying to get back the signed content, but when I call PKCS7_decrpyt()
> I get back an empty buffer.  Is this my flawed understanding of
> PKCS7_sign().  Is there some other way to get back the original signed
> content that I'm missing?
> 

That is the overlapping buffers bug (ticket 4628). I suggest you try pre5
instead of the current master or wait for this bug to be fixed 

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org