[openssl-users] Same library usage for DTLS on SCTP and UDP

[Matt Caswell]

On 13/11/17 11:42, Grace Priscilla Jero wrote:
> It is 1.1.0f version.

Ah! This is probably this bug:

https://github.com/openssl/openssl/issues/3723

Which was fixed in 1.1.0 here:

https://github.com/openssl/openssl/commit/21815512063d00325fd8e25f3f39ced047cb968b

That fix was made available in the latest 1.1.0g release, so please upgrade.

Matt


> 
> Thanks,
> Grace
> 
> On 13-Nov-2017 4:02 PM, "Matt Caswell" <matt at openssl.org
> <mailto:matt at openssl.org>> wrote:
> 
> 
> 
>     On 13/11/17 06:48, Grace Priscilla Jero wrote:
>     > Hi,
>     >
>     > We are using openssl library for UDP and SCTP connections. The library
>     > is compiled with "sctp" option. But when it is used for DTLS on
>     UDP the
>     > connection hangs at SSL_accept.
>     >
>     > When we remove the sctp option in compilation, the call for DTLS
>     on UDP
>     > goes fine. Do we have any additional option to configure the
>     library for
>     > build so that it supports both UDP and SCTP connections without
>     any issue?
> 
>     That smells like an OpenSSL bug. Choosing the sctp option during
>     compilation should have no impact on your ability to do DTLS on UDP.
>     Which OpenSSL version is this?
> 
>     Matt
> 
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> 
> 
>