[USN-4457-1] Software Properties vulnerability

-----BEGIN PGP SIGNATURE-----
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=/Hn2
-----END PGP SIGNATURE-----
==========================================================================
Ubuntu Security Notice USN-4457-1
August 12, 2020

software-properties vulnerability
==========================================================================

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

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Software Properties could be made to manipulate the display.

Software Description:
- software-properties: manage the repositories that you install software from

Details:

Jason A. Donenfeld discovered that Software Properties incorrectly filtered
certain escape sequences when displaying PPA descriptions. If a user were
tricked into adding an arbitrary PPA, a remote attacker could possibly
manipulate the screen.

Update instructions:

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

Ubuntu 20.04 LTS:
python3-software-properties 0.98.9.2
software-properties-common 0.98.9.2

Ubuntu 18.04 LTS:
python3-software-properties 0.96.24.32.14
software-properties-common 0.96.24.32.14

Ubuntu 16.04 LTS:
python-software-properties 0.96.20.10
python3-software-properties 0.96.20.10
software-properties-common 0.96.20.10

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

References:
https://usn.ubuntu.com/4457-1
CVE-2020-15709

Package Information:
https://launchpad.net/ubuntu/+source/software-properties/0.98.9.2
https://launchpad.net/ubuntu/+source/software-properties/0.96.24.32.14
https://launchpad.net/ubuntu/+source/software-properties/0.96.20.10