On Mon, 25 Apr 2022, Kirill Miazine via Exim-dev wrote:
> Beware that the just released RC0 for Exim 4.96 may break your Dovecot
> LDA delivery. It did break mine, which is similar to what is described
> on https://wiki.dovecot.org/LDA/Exim
>
> Here is the relevant ChangeLog entry:
>
> JH/25 Taint-check exec arguments for transport-initiated external processes.
> Previously, tainted values could be used. This affects "pipe", "lmtp" and
> "queryprogram" transport, transport-filter, and ETRN commands.
> The ${run} expansion is also affected: in "preexpand" mode no part of
> the command line may be tainted, in default mode the executable name
> may not be tainted.
> • Jeremy Harris via Exim-announce [2022-04-23 20:23]:
>> Notable removals since 4.95:
>>
>> - the "allow_insecure_tainted_data" main config option and the
>> "taint" log_selector. These were previously deprecated.
That isn't a good combination. Please could we keep the option to
allow_insecure_tainted_data if there are new taint features ?
That way we can continue to run live systems while we resolve
these sort of problems.
Thanks,
--
Andrew C. Aitchison Kendal, UK
andrew@???