Package : firefox-esr Version : 68.4.1esr-1~deb8u1 CVE ID : CVE-2019-17026
An issue was found in the IonMonkey JIT compiler of the Mozilla Firefox web browser which could lead to arbitrary code execution.
For Debian 8 "Jessie", this problem has been fixed in version 68.4.1esr-1~deb8u1.
We recommend that you upgrade your firefox-esr 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