A ReportLab security update has been released for Ubuntu Linux 19.10, 18.04 LTS, and 16.04 LTS.

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Ubuntu Security Notice USN-4273-1
February 06, 2020

python-reportlab vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

ReportLab could be made to run programs as your login if it opened a
specially crafted file.

Software Description:
- python-reportlab: library to create PDF documents

Details:

It was discovered that ReportLab incorrectly handled certain XML documents.
If a user or automated system were tricked into processing a specially
crafted document, a remote attacker could possibly use this issue to
execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 19.10:
python-reportlab 3.5.23-1ubuntu0.1
python3-reportlab 3.5.23-1ubuntu0.1

Ubuntu 18.04 LTS:
python-reportlab 3.4.0-3ubuntu0.1
python3-reportlab 3.4.0-3ubuntu0.1

Ubuntu 16.04 LTS:
python-reportlab 3.3.0-1ubuntu0.1
python3-reportlab 3.3.0-1ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/4273-1
CVE-2019-17626

Package Information:
  https://launchpad.net/ubuntu/+source/python-reportlab/3.5.23-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/python-reportlab/3.4.0-3ubuntu0.1
  https://launchpad.net/ubuntu/+source/python-reportlab/3.3.0-1ubuntu0.1