Debian Security Advisory

DLA-2793-1 mosquitto -- LTS security update

Date Reported:
27 Oct 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2017-7655.
More information:

One security issue has been discovered in mosquitto: MQTT message broker. A null dereference vulnerability was found which could lead to crashes for applications using the library.

For Debian 9 stretch, this problem has been fixed in version 1.4.10-3+deb9u5.

We recommend that you upgrade your mosquitto packages.

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

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: