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From: Rich Felker <dalias@aerifal.cx>
To: musl@lists.openwall.com
Subject: Re: dn_expand() confuses postfix
Date: Sun, 25 Aug 2013 02:43:21 -0400	[thread overview]
Message-ID: <20130825064321.GT20515@brightrain.aerifal.cx> (raw)
In-Reply-To: <20130815141422.3bc4502c@sibserver.ru>

On Thu, Aug 15, 2013 at 02:14:22PM +0800, orc wrote:
> Other issue now:
> 
> ../test_dns_lookup: lookup yandex.ru type MX flags 2
> ../test_dns_lookup: dns_query: yandex.ru (MX): OK
> ../test_dns_lookup: warning: valid_hostname: invalid character 6(decimal): ?yande.?r
> ../test_dns_lookup: warning: malformed domain name in resource name of MX record for ?yande.?r: ?yande.?r
> ../test_dns_lookup: fatal: Name service error for name=yandex.ru type=MX: Malformed or unexpected name server reply
> 
> ../test_dns_lookup: lookup ya.ru type MX flags 2
> ../test_dns_lookup: dns_query: ya.ru (MX): OK
> ../test_dns_lookup: warning: valid_hostname: invalid character 2(decimal): ?y.?r
> ../test_dns_lookup: warning: malformed domain name in resource name of MX record for ?y.?r: ?y.?r
> ../test_dns_lookup: fatal: Name service error for name=ya.ru type=MX: Malformed or unexpected name server reply
> 
> temp buffer at src/dns/dns_lookup.c:287 is messed up with these.

I believe this was actually a nasty regression in the dn_expand "fix"
-- somehow I thought my tests were checking reverse dns, but they
weren't, and the new code actually had a bad off-by-one error. It
should be fixed now. Let me know if you're still experiencing
problems.

Rich


  parent reply	other threads:[~2013-08-25  6:43 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-13 18:19 orc
2013-08-13 18:38 ` Rich Felker
2013-08-13 19:09   ` orc
2013-08-13 20:36     ` Rich Felker
2013-08-14 22:06 ` Rich Felker
2013-08-15  6:14   ` orc
2013-08-15  6:36     ` Rich Felker
2013-08-25  6:43     ` Rich Felker [this message]
2013-08-25  8:42       ` orc

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