[Bug 242956] [NEW] Bind9 (8.04) not returning 'ad' flag when dnssec is enabled

buecking buecking at gmail.com
Wed Jun 25 15:48:13 BST 2008


Public bug reported:

Binary package hint: bind9

% lsb_release -rd
Description:    Ubuntu 8.04
Release:        8.04

% apt-cache policy bind9
bind9:
  Installed: 1:9.4.2-10
  Candidate: 1:9.4.2-10
  Version table:
 *** 1:9.4.2-10 0
        500 http://ubuntu-ashisuto.ubuntulinux.jp hardy/main Packages
        100 /var/lib/dpkg/status

% cat /etc/resolv.conf
nameserver 127.0.0.1
options edns0

When running dig against dns server w/DNSSEC enabled it is expected that
named should return the ad flag for authenticated records; however, this
system is not returning the correct response. If I query asking for
+dnssec the ad flag is properly returned - as expected.

Without the ad flag I am not able to use ssh VerifyHostKeyDNS.

I have two systems with identical named configs. System A is a NetBSD
machine running Bind 9.4.2 built against OpenSSL 0.9.8d 28 Sep 2006, and
System B Ubuntu 8.04 running Bind 9.4.2 built against OpenSSL 0.9.8g 19
Oct 2007.

If I dig @system-a foo.example.com A the ad flag is return; but as I
mentioned above if I dig @system-b foo.example.com A the ad flag is not
returned even though the configurations are exactly the same.

When quering for an SSHFP record both servers, a and b, return the same
SSHFP record in the results.

** Affects: bind9 (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: ad bind9 dnssec

-- 
Bind9 (8.04) not returning 'ad' flag when dnssec is enabled
https://bugs.launchpad.net/bugs/242956
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