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USN-3893-2: Bind vulnerabilities

25 February 2019

Several security issues were fixed in Bind.

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Releases

Packages

  • bind9 - Internet Domain Name Server

Details

USN-3893-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that Bind incorrectly handled certain trust anchors when
used with the "managed-keys" feature. A remote attacker could possibly use
this issue to cause Bind to crash, resulting in a denial of service.
(CVE-2018-5745)

It was discovered that Bind incorrectly handled certain controls for zone
transfers, contrary to expectations. (CVE-2019-6465)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-3893-1: libdns-export162, bind9utils, dnsutils, libisc160, libisccfg140, liblwres160, liblwres141, bind9-host, bind9-doc, libirs-export160-udeb, libisccc90, libirs-export141-udeb, libisc95, libbind-export-dev, libisccc140, libisccc-export140, libdns-export162-udeb, libdns1102, libisccfg-export140, libdns-export1100, libisccc160, libbind9-90, libirs160, host, libisccfg-export160, libisccc-export160-udeb, libisccfg160, libisc-export169, libbind9-140, bind9, libirs-export141, libirs-export160, libisc-export160-udeb, lwresd, libisccfg90, libisccfg-export160-udeb, libisc169, libdns-export1100-udeb, libbind9-160, libdns-export1102-udeb, libirs141, libisccfg-export140-udeb, liblwres90, libisc-export160, libdns100, libbind-dev, libisc-export169-udeb, libdns-export1102, libisccc-export140-udeb, libdns162, libisccc-export160, libdns1100