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USN-4613-1: python-cryptography vulnerability

3 November 2020

python-cryptography could be made to expose sensitive information over the network.




Hubert Kario discovered that python-cryptography incorrectly handled certain decryption.
An attacker could possibly use this issue to expose sensitive information.

Update instructions

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

Ubuntu 20.10
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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