Debian Security Advisory

DSA-4440-1 bind9 -- security update

Date Reported:
09 May 2019
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2018-5743, CVE-2018-5745, CVE-2019-6465.
More information:

Multiple vulnerabilities were found in the BIND DNS server:

  • CVE-2018-5743

    Connection limits were incorrectly enforced.

  • CVE-2018-5745

    The "managed-keys" feature was susceptible to denial of service by triggering an assert.

  • CVE-2019-6465

    ACLs for zone transfers were incorrectly enforced for dynamically loadable zones (DLZs).

For the stable distribution (stretch), these problems have been fixed in version 1:9.10.3.dfsg.P4-12.3+deb9u5.

We recommend that you upgrade your bind9 packages.

For the detailed security status of bind9 please refer to its security tracker page at: