Package: bind9
Severity: grave
Tags: security

Hi,

 Upstream has released BIND 9.7.2-P3, it includes bug and security fixes,
 assigned as CVE-2010-3613, CVE-2010-3614 and CVE-2010-3615.
 Please consider to update bind9.

 For detail, see 
http://ftp.isc.org/isc/bind9/9.7.2-P3/RELEASE-NOTES-BIND-9.7.2-P3.html#id36112448

>      * Adding a NO DATA signed negative response to cache failed to clear
>        any matching RRSIG records already in cache. A subsequent lookup of
>        the cached NO DATA entry could crash named (INSIST) when the
>        unexpected RRSIG was also returned with the NO DATA cache entry.
>        [RT #22288] [CVE-2010-3613] [VU#706148]
>      * BIND, acting as a DNSSEC validator, was determining if the NS RRset
>        is insecure based on a value that could mean either that the RRset
>        is actually insecure or that there wasn't a matching key for the
>        RRSIG in the DNSKEY RRset when resuming from validating the DNSKEY
>        RRset. This can happen when in the middle of a DNSKEY algorithm
>        rollover, when two different algorithms were used to sign a zone
>        but only the new set of keys are in the zone DNSKEY RRset. [RT
>        #22309] [CVE-2010-3614] [VU#837744]
>      * When BIND is running as an authoritative server for a zone and
>        receives a query for that zone data, it first checks for
>        allow-query acls in the zone statement, then in that view, then in
>        global options. If none of these exist, it defaults to allowing any
>        query (allow-query {"any"};).
>        With this bug, if the allow-query is not set in the zone statement,
>        it failed to check in view or global options and fell back to the
>        default of allowing any query. This means that queries that the
>        zone owner did not wish to allow were incorrectly allowed. [RT
>        #22418] [CVE-2010-3615] [VU#510208]


-- 
Regards,

 Hideki Yamane     henrich @ debian.or.jp/org
 http://wiki.debian.org/HidekiYamane



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