USN-4333-2: Python vulnerabilities

30 April 2020

Several security issues were fixed in Python.

Releases

Packages

  • python3.8 - Interactive high-level object-oriented language (version 3.8)

Details

USN-4333-1 fixed vulnerabilities in Python. This update provides
the corresponding update for Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that Python incorrectly stripped certain characters from
requests. A remote attacker could use this issue to perform CRLF injection.
(CVE-2019-18348)

It was discovered that Python incorrectly handled certain HTTP requests.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2020-8492)

Update instructions

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

Ubuntu 20.04

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