OSEC

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Re: opendkim and opendmarc failure for yahoo.com

From: Robert Schetterer (rssys4.de)
Date: Sun Oct 05 2014 - 12:23:57 CDT


Am 05.10.2014 um 19:16 schrieb Viktor Dukhovni:
> On Sun, Oct 05, 2014 at 07:00:20PM +0200, Robert Schetterer wrote:
>
>> Am 05.10.2014 um 17:52 schrieb Wietse Venema:
>>> Inteq Solution - Dep. tehnic:
>>>> Oct 5 17:55:44 ns4 opendkim[3861]: A2CCA44674: s=s2048 d=yahoo.com SSL
>>>> error:04091068:rsa routines:INT_RSA_VERIFY:bad signature
>>
>> yes that ssl stuff looks broken somekind, perhaps thats the reason
>
> All this means is that the signature does not match, it is not an
> internal error in the library.
>
>
> crypto/rsa/rsa_sign.c:
> ...
> else if (((unsigned int)sig->digest->length != m_len) ||
> (memcmp(m,sig->digest->data,m_len) != 0))
> {
> RSAerr(RSA_F_INT_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
> }
>

Ok thx making this clear

Best Regards
MfG Robert Schetterer

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