RHBA-2013:0359 - Bug Fix Advisory

Topic

Updated bind-dyndb-ldap packages that fix multiple bugs and add various
enhancements are now available for Red Hat Enterprise Linux 6.

Description

The dynamic LDAP back end is a plug-in for BIND that provides back-end
capabilities to LDAP databases. It features support for dynamic updates and
internal caching that help to reduce the load on LDAP servers.

These updated bind-dyndb-ldap packages include numerous bug fixes and
enhancements. Space precludes documenting all of these changes in this advisory.
Users are directed to the Red Hat Enterprise Linux 6.4 Technical Notes for
information on the most significant of these changes:

https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.4_Technical_Notes/bind-dyndb-ldap.html

All users of bind-dyndb-ldap are advised to upgrade to these updated packages,
which provide numerous bug fixes and enhancements.

Solution

Before applying this update, make sure all previously-released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258

Affected Products

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux for IBM z Systems 6 s390x
• Red Hat Enterprise Linux for Power, big endian 6 ppc64
• Red Hat Enterprise Linux Server from RHUI 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6 s390x

Fixes

• BZ - 733711 - [RFE] Implement full persistent search for DNS
• BZ - 767496 - assertion failure when using persistent search
• BZ - 802375 - BIND cannot be shutdown correctly, if psearch is enabled and LDAP connect fails
• BZ - 829340 - plugin doesn't handle IPv6 elements in idnsForwarders attribute
• BZ - 829353 - bind-dyndb-ldap crashes when NS is not resolvable
• BZ - 829385 - [RFE] Add fake_mname option
• BZ - 829387 - psearch code hardening
• BZ - 829388 - Zone transfers fail for certain non-FQDNs
• BZ - 829389 - Plugin deadlocks during new zone load when connections == 1
• BZ - 829392 - Log successful reconnect
• BZ - 829728 - Crash on reload with persistent search enabled
• BZ - 840381 - Plugin crashes if initial connection times out
• BZ - 840383 - Implement SOA serial number increments for external changes
• BZ - 869323 - It is not possible to disable forwarding on per-zone basics
• BZ - 869324 - Cache is not flushed after creating a new zone with conditional forwarder
• BZ - 869325 - Zones with conditional forwarder are not removed properly when persistent search is enabled
• BZ - 871583 - bind restart failing when connecting to ipa-server with failure of ldap.so of undefined symbol: dns_view_flushnode
• BZ - 872372 - IPA server DNS forwarding broken with bind-dyndb-ldap-2.2-1.el6.x86_64
• BZ - 895083 - IPA replicated zones can't be loaded because idnssoaserial is missing

CVEs

(none)

References

• https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.4_Technical_Notes/bind-dyndb-ldap.html