USN-6909-2: Bind vulnerabilities
1 August 2024
Several security issues were fixed in Bind.
Releases
Packages
- bind9 - Internet Domain Name Server
Details
USN-6909-1 fixed several vulnerabilities in Bind. This update provides
the corresponding update for Ubuntu 18.04 LTS.
Original advisory details:
Toshifumi Sakaguchi discovered that Bind incorrectly handled having a very
large number of RRs existing at the same time. A remote attacker could
possibly use this issue to cause Bind to consume resources, leading to a
denial of service. (CVE-2024-1737)
It was discovered that Bind incorrectly handled a large number of SIG(0)
signed requests. A remote attacker could possibly use this issue to cause
Bind to consume resources, leading to a denial of service. (CVE-2024-1975)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04
-
bind9
-
1:9.11.3+dfsg-1ubuntu1.19+esm4
Available with Ubuntu Pro
This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.
References
Related notices
- USN-6909-1: bind9utils, bind9-host, bind9-doc, bind9-dev, bind9, dnsutils, bind9-dnsutils, bind9-libs, bind9-utils
- USN-6909-3: libisc160, bind9-doc, libisccc140, host, libdns162, libisccc-export140, bind9, libisccfg-export140, libisccfg140, libbind-dev, libisc-export160, liblwres141, libbind9-140, libirs-export141, bind9-host, libbind-export-dev, libdns-export162, libisccc-export140-udeb, libirs141, dnsutils, bind9utils, lwresd