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Sigurnosni nedostaci programskog paketa aptdaemon

==========================================================================
Ubuntu Security Notice USN-4664-1
December 08, 2020

aptdaemon vulnerabilities
==========================================================================

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

– Ubuntu 20.10
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Aptdaemon.

Software Description:
– aptdaemon: transaction based package management service

Details:

Kevin Backhouse discovered that Aptdaemon incorrectly handled certain
properties. A local attacker could use this issue to test for the presence
of local files. (CVE-2020-16128)

Kevin Backhouse discovered that Aptdaemon incorrectly handled permission
checks. A local attacker could possibly use this issue to cause a denial of
service. (CVE-2020-27349)

Update instructions:

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

Ubuntu 20.10:
aptdaemon 1.1.1+bzr982-0ubuntu34.1

Ubuntu 20.04 LTS:
aptdaemon 1.1.1+bzr982-0ubuntu32.3

Ubuntu 18.04 LTS:
aptdaemon 1.1.1+bzr982-0ubuntu19.5

Ubuntu 16.04 LTS:
aptdaemon 1.1.1+bzr982-0ubuntu14.5

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
https://usn.ubuntu.com/4664-1
CVE-2020-16128, CVE-2020-27349

Package Information:
https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu34.1
https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu32.3
https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu19.5
https://launchpad.net/ubuntu/+source/aptdaemon/1.1.1+bzr982-0ubuntu14.5

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