A transmission security update has been released for Debian GNU/Linux 8 LTS to address a denial of service (crash) or possible execution of arbitrary code.

DLA 2218-1: transmission security update

Package : transmission
Version : 2.84-0.2+deb8u2
CVE ID : CVE-2018-10756

Tom Richards reported that by using a crafted torrent file one could cause
a use-after-free, which might result in a denial of service (crash) or
possible execution of arbitrary code.

For Debian 8 "Jessie", this problem has been fixed in version
2.84-0.2+deb8u2.

We recommend that you upgrade your transmission 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