As invalid UTF-8 strings are not correctly checked, an attacker could
cause a denial of service to other clients by disconnecting
them from the broker with special crafted topics.
Due to a memory leak unauthenticated clients can send special crafted
CONNECT packets which could cause a denial of service in the broker.
Due to wrong file permissions local users could obtain topic
information from the mosquitto database.
For Debian 8 "Jessie", these problems have been fixed in version
We recommend that you upgrade your mosquitto packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS