USN-3535-2: Bind vulnerability

17 January 2018

Bind could be made to crash if it received specially crafted network traffic.



  • bind9 - Internet Domain Name Server


USN-3535-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Jayachandran Palanisamy discovered that the Bind resolver incorrectly
handled fetch cleanup sequencing. A remote attacker could possibly use this
issue to cause Bind to crash, resulting in a denial of service.

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-3535-1: libirs-export141-udeb, libirs-export141, bind9utils, libisccfg-export140-udeb, libisc160, libisc95, libdns-export162, libisccc-export140, host, libisccfg90, libisccfg-export140, libisccc140, libisccfg140, libisc-export160, libbind-dev, libbind9-140, libbind-export-dev, libdns100, libdns162, liblwres90, bind9-host, lwresd, bind9, bind9-doc, dnsutils, libirs141, libdns-export162-udeb, libisc-export160-udeb, liblwres141, libbind9-90, libisccc90, libisccc-export140-udeb