On Tue, Jan 10, 2017 at 10:40:40PM +0000, Ludovic Court�s wrote:
> civodul pushed a commit to branch master
> in repository guix.
> 
> commit 3c0f7910e4724ed79d3b17e3727dc7879ad246d3
> Author: Ludovic Courtès <ludo@gnu.org>
> Date:   Tue Jan 10 23:11:18 2017 +0100
> 
>     gnu: gnutls: Replace with 3.5.8 [fixes GNUTLS-SA-2017-{1,2}].
>     
>     * gnu/packages/tls.scm (gnutls-3.5.8): New variable.
>     (gnutls)[replacement]: New field.

This commit got lost on core-updates. I just pushed the update to 3.5.8:

commit 9b9e147117e6009451d7acc1f8f156e041263e32
Author: Leo Famulari <leo@famulari.name>
Date:   Wed Jan 25 23:42:11 2017 -0500

    gnu: gnutls: Update to 3.5.8.
    
    * gnu/packages/tls.scm (gnutls): Update to 3.5.8.

http://git.savannah.gnu.org/cgit/guix.git/commit/?h=core-updates&id=9b9e147117e6009451d7acc1f8f156e041263e32