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A Python security update has been released for Ubuntu Linux 16.04 LTS.

[USN-6394-1] Python vulnerability

Ubuntu Security Notice USN-6394-1
September 21, 2023

python3.5 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS (Available with Ubuntu Pro)


Python could be made to execute arbitrary code if it received
a specially crafted script.

Software Description:
- python3.5: An interactive high-level object-oriented language


It was discovered that Python incorrectly handled certain scripts.
An attacker could possibly use this issue to execute arbitrary code
or cause a crash.

Update instructions:

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

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
python3.5 3.5.2-2ubuntu0~16.04.13+esm10

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