Package "bind9-host"

  bind9 (1:9.11.3+dfsg-1ubuntu1.13) bionic-security; urgency=medium

  * SECURITY UPDATE: A truncated TSIG response can lead to an assertion
    failure
    - debian/patches/CVE-2020-8622.patch: move code in lib/dns/message.c.
    - CVE-2020-8622
  * SECURITY UPDATE: A flaw in native PKCS#11 code can lead to a remotely
    triggerable assertion failure
    - debian/patches/CVE-2020-8623.patch: add extra checks in
      lib/dns/pkcs11dh_link.c, lib/dns/pkcs11dsa_link.c,
      lib/dns/pkcs11rsa_link.c, lib/isc/include/pk11/internal.h,
      lib/isc/pk11.c.
    - CVE-2020-8623
  * SECURITY UPDATE: update-policy rules of type subdomain were enforced
    incorrectly
    - debian/patches/CVE-2020-8624.patch: add extra check in
      bin/named/zoneconf.c.
    - CVE-2020-8624

 -- Marc Deslauriers <email address hidden> Tue, 18 Aug 2020 08:08:32 -0400

  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

  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

  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

  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