Re: validating the fix for CVE-2025-40778

On 11. 12. 25 9:34, Veaceslav Revutchi wrote:
> On Wed, Dec 10, 2025 at 5:29 AM Darren Ankney <[email protected]> wrote:
>>
>> Hi Veaceslav,
>>
>> I am able to resolve rawbank.cd using BIND 9.20.16:
>>
> 
> Thank you, Darren, I see what you mean, using a local root does make a
> difference, I suppose that glue becomes more trustworthy.
> 
> I was looking more for an explanation of why I was seeing different
> results on the three bind platforms, all supposedly patched for the
> CVE. The reply from Petr@ISC clarified it for me in the sense that the
> fix may be broken on that one system and I may need to follow-up with
> redhat.
> 
> If I wanted to work around the poor setup at the root for ".cd" I
> understand I have options.

FTR the cd TLD delegation in root was fixed to avoid the cyclic 
dependency and thus it cannot serve as a test vector anymore.

-- 
Petr Špaček
-- 
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