A python-apt security update has been released for Debian GNU/Linux 8 LTS.

Package : python-apt
Version : 0.9.3.13
CVE ID : CVE-2019-15795 CVE-2019-15796
Debian Bug : 944696

Several issues have been found in python-apt, a python interface to libapt-pkg.

CVE-2019-15795

It was discovered that python-apt would still use MD5 hashes to validate
certain downloaded packages. If a remote attacker were able to perform a
man-in-the-middle attack, this flaw could potentially be used to install
altered packages.

CVE-2019-15796

It was discovered that python-apt could install packages from untrusted
repositories, contrary to expectations.

For Debian 8 "Jessie", these problems have been fixed in version
0.9.3.13.

We recommend that you upgrade your python-apt 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