A thunderbird security update has been released for Debian GNU/Linux 8 LTS to address multiple security issues which could result in denial of service or potentially the execution of arbitrary code.

DLA 2172-1: thunderbird security update

Package : thunderbird
Version : 1:68.7.0-1~deb8u1
CVE ID : CVE-2020-6819 CVE-2020-6820 CVE-2020-6821 CVE-2020-6822
CVE-2020-6825

Multiple security issues have been found in Thunderbird which could result
in denial of service or potentially the execution of arbitrary code.

For Debian 8 "Jessie", these problems have been fixed in version
1:68.7.0-1~deb8u1.

We recommend that you upgrade your thunderbird 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