USN-4359-2: APT vulnerability

USN-4359-2: APT vulnerability

apt vulnerability

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

• Ubuntu 14.04 ESM
• Ubuntu 12.04 ESM

Summary

APT could be made to crash if it opened a specially crafted file.

Software Description

• apt – Advanced front-end for dpkg

Details

USN-4359-1 fixed a vulnerability in APT. This update provides
the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM.

Original advisory details:

It was discovered that APT incorrectly handled certain filenames during
package installation. If an attacker could provide a specially crafted
package to be installed by the system administrator, this could cause APT
to crash.

Update instructions

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

Ubuntu 14.04 ESM

apt – 1.0.1ubuntu2.24+esm1

Ubuntu 12.04 ESM

apt – 0.8.16~exp12ubuntu10.29

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• USN-4359-1
• CVE-2020-3810

Source: USN-4359-2: APT vulnerability