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Ubuntu Security Notice USN-4359-2

Ubuntu Security Notice USN-4359-2
Posted May 29, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4359-2 - USN-4359-1 fixed a vulnerability in APT. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. 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. Various other issues were also addressed.

tags | advisory
systems | linux, ubuntu
advisories | CVE-2020-3810
MD5 | 3aae618dec483a779a57ea1ce8065d47

Ubuntu Security Notice USN-4359-2

Change Mirror Download
=========================================================================
Ubuntu Security Notice USN-4359-2
May 28, 2020

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

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

References:
https://usn.ubuntu.com/4359-2
https://usn.ubuntu.com/4359-1
CVE-2020-3810
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