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Package "bind9"

Name: bind9

Description:

Internet Domain Name Server

Latest version: 1:9.11.3+dfsg-1ubuntu1.12
Release: bionic (18.04)
Level: security
Repository: main
Homepage: https://www.isc.org/downloads/bind/

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Download "bind9"


Other versions of "bind9" in Bionic

Repository Area Version
base main 1:9.11.3+dfsg-1ubuntu1
updates main 1:9.11.3+dfsg-1ubuntu1.12

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Changelog

Version: 1:9.11.3+dfsg-1ubuntu1.12 2020-05-19 13:06:33 UTC

  bind9 (1:9.11.3+dfsg-1ubuntu1.12) bionic-security; urgency=medium

  * SECURITY UPDATE: BIND does not sufficiently limit the number of fetches
    performed when processing referrals
    - debian/patches/CVE-2020-8616.patch: further limit the number of
      queries that can be triggered from a request in lib/dns/adb.c,
      lib/dns/include/dns/adb.h, lib/dns/resolver.c.
    - CVE-2020-8616
  * SECURITY UPDATE: A logic error in code which checks TSIG validity can
    be used to trigger an assertion failure in tsig.c
    - debian/patches/CVE-2020-8617.patch: don't allow replaying a TSIG
      BADTIME response in lib/dns/tsig.c.
    - CVE-2020-8617

 -- Marc Deslauriers <email address hidden> Fri, 15 May 2020 08:17:59 -0400

Source diff to previous version

Version: 1:9.11.3+dfsg-1ubuntu1.11 2019-11-21 13:06:24 UTC

  bind9 (1:9.11.3+dfsg-1ubuntu1.11) bionic-security; urgency=medium

  * SECURITY UPDATE: TCP Pipelining doesn't limit TCP clients on a single
    connection
    - debian/patches/CVE-2019-6477.patch: limit number of clients in
      bin/named/client.c, bin/named/include/named/client.h.
    - CVE-2019-6477

 -- Marc Deslauriers <email address hidden> Mon, 18 Nov 2019 10:01:47 -0500

Source diff to previous version
CVE-2019-6477 TCP-pipelined queries can bypass tcp-clients limit

Version: 1:9.11.3+dfsg-1ubuntu1.8 2019-06-20 13:07:59 UTC

  bind9 (1:9.11.3+dfsg-1ubuntu1.8) bionic-security; urgency=medium

  * SECURITY UPDATE: DoS via malformed packets
    - debian/patches/CVE-2019-6471.patch: fix race condition in
      lib/dns/dispatch.c.
    - CVE-2019-6471

 -- Marc Deslauriers <email address hidden> Tue, 18 Jun 2019 18:55:08 -0400

Source diff to previous version
CVE-2019-6471 A race condition when discarding malformed packets can cause BIND to exit with an assertion failure

Version: 1:9.11.3+dfsg-1ubuntu1.7 2019-04-25 15:07:09 UTC

  bind9 (1:9.11.3+dfsg-1ubuntu1.7) bionic-security; urgency=medium

  * SECURITY UPDATE: limiting simultaneous TCP clients is ineffective
    - debian/patches/CVE-2018-5743.patch: add reference counting in
      bin/named/client.c, bin/named/include/named/client.h,
      bin/named/include/named/interfacemgr.h, bin/named/interfacemgr.c,
      lib/isc/include/isc/quota.h, lib/isc/quota.c,
      lib/isc/win32/libisc.def.in.
    - debian/patches/CVE-2018-5743-atomic-fix.patch: replace atomic
      operations with isc_refcount reference counting in
      bin/named/client.c, bin/named/include/named/interfacemgr.h,
      bin/named/interfacemgr.c.
    - debian/libisc169.symbols: added new symbols.
    - CVE-2018-5743

 -- Marc Deslauriers <email address hidden> Wed, 24 Apr 2019 06:04:51 -0400

Source diff to previous version
CVE-2018-5743 Limiting simultaneous TCP clients is ineffective

Version: 1:9.11.3+dfsg-1ubuntu1.5 2019-02-22 09:06:41 UTC

  bind9 (1:9.11.3+dfsg-1ubuntu1.5) bionic-security; urgency=medium

  * SECURITY UPDATE: memory leak via specially crafted packet
    - debian/patches/CVE-2018-5744.patch: silently drop additional keytag
      options in bin/named/client.c.
    - CVE-2018-5744
  * SECURITY UPDATE: assertion failure when a trust anchor rolls over to an
    unsupported key algorithm when using managed-keys
    - debian/patches/CVE-2018-5745.patch: properly handle situations when
      the key tag cannot be computed in lib/dns/include/dst/dst.h,
      lib/dns/zone.c.
    - CVE-2018-5745
  * SECURITY UPDATE: Controls for zone transfers may not be properly
    applied to Dynamically Loadable Zones (DLZs) if the zones are writable
    - debian/patches/CVE-2019-6465.patch: handle zone transfers marked in
      the zone table as a DLZ zone bin/named/xfrout.c.
    - CVE-2019-6465

 -- Marc Deslauriers <email address hidden> Wed, 20 Feb 2019 09:10:34 +0100

CVE-2018-5744 A specially crafted packet can cause named to leak memory
CVE-2018-5745 An assertion failure can occur if a trust anchor rolls over to an unsupported key algorithm when using managed-keys
CVE-2019-6465 Zone transfer controls for writable DLZ zones were not effective



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