USN-3956-2: Bind vulnerability
9 May 2019
Bind could be made to consume resources if it received specially crafted network traffic.
Releases
Packages
- bind9 - Internet Domain Name Server
Details
USN-3956-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that Bind incorrectly handled limiting the number of
simultaneous TCP clients. A remote attacker could possibly use this issue
to cause Bind to consume resources, leading to a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 14.04
Ubuntu 12.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-3956-1: liblwres141, libdns-export1102-udeb, libdns-export162-udeb, libisccfg163, libbind9-160, libisccc-export140-udeb, libisc169, libisccfg140, libisc160, libisccc140, bind9utils, libirs161, libirs-export160, libirs-export161, libdns-export162, libdns-export1104-udeb, libisc-export1100, libisccc-export140, libdns-export1104, libisccfg-export163-udeb, libisccc-export160-udeb, libdns-export1100-udeb, libisc-export1100-udeb, libisccfg160, libisccc160, libdns1100, libisccfg-export160-udeb, libisccc-export161, libdns1102, libisccc161, libbind-dev, dnsutils, libirs-export141-udeb, libbind9-161, libisccfg-export140-udeb, libbind-export-dev, liblwres160, libisc-export160-udeb, libisccc-export161-udeb, libisccfg-export163, bind9-host, libirs-export141, liblwres161, libdns-export1100, lwresd, libisc-export160, libdns-export1102, libbind9-140, libdns162, libirs141, libirs160, libirs-export161-udeb, bind9-doc, libirs-export160-udeb, libdns1104, libisc1100, libisccc-export160, libisc-export169-udeb, bind9, libisccfg-export140, libisccfg-export160, host, libisc-export169