USN-4405-1: GLib Networking vulnerability

glib-networking vulnerability

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

• Ubuntu 20.04 LTS
• Ubuntu 19.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary

Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.

Software Description

• glib-networking - Network extensions for GLib

Details

It was discovered that glib-networking skipped hostname certificate verification if the application failed to specify the server identity. A remote attacker could use this to perform a person-in-the-middle attack and expose sensitive information.

Update instructions

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

Ubuntu 20.04 LTS

glib-networking - 2.64.2-1ubuntu0.1

Ubuntu 19.10

glib-networking - 2.62.1-1ubuntu0.1

Ubuntu 18.04 LTS

glib-networking - 2.56.0-1ubuntu0.1

Ubuntu 16.04 LTS

glib-networking - 2.48.2-1~ubuntu16.04.2

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

• CVE-2020-13645

from Ubuntu Security Notices https://ift.tt/2B8W78J