Bug: GSSAPI: Unexpected NUL in auth data

Aki Tuomi aki.tuomi at open-xchange.com
Sun Aug 16 12:09:25 EEST 2020


> On 16/08/2020 11:52 Paul Banks <com-dovecot at paulbanks.org> wrote:
> 
>  
> Hi,
> 
> After upgrading server to v2.3.11.3 (Arch linux). I can no
> longer connect from Evolution client to the server via GSSAPI
> (Kerberos). I get the following message in the log:
> 
> 	auth: Debug: gssapi(?,x.x.x.x,<XXX>): Unexpected NUL in auth
> data
> 
> The bug appears to have been introduced by this patch:
> 
> https://github.com/dovecot/core/commit/d196f4c83c7383c17440d39eb994b4cd9ff5af52
> 
> Should mech_gssapi also have the MECH_SEC_ALLOW_NULS flag set?
> 
> Kind regards,
> 
> Paul

Hi!

So it would seem, can you try adding it?

Aki


More information about the dovecot mailing list