[USN-4668-4] python-apt vulnerability

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[USN-4668-4] python-apt vulnerability

Leonidas S. Barbosa
Ubuntu Security Notice USN-4668-4
January 11, 2021

python-apt vulnerability

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

- Ubuntu 14.04 ESM


python-apt could be made to crash  if it opened a specially crafted file.

Software Description:
- python-apt: Python interface to libapt-pkg


USN-4668-1 fixed a vulnerability in python-apt. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

 Kevin Backhouse discovered that python-apt incorrectly handled resources. A
 local attacker could possibly use this issue to cause python-apt to consume
 resources, leading to a denial of service.

Update instructions:

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

Ubuntu 14.04 ESM:

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


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