USN-4049-1: GLib vulnerability

USN-4049-1: GLib vulnerability

glib2.0 vulnerability

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

• Ubuntu 18.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary

GLib did not properly restrict directory and file permissions.

Software Description

• glib2.0 – GLib Input, Output and Streaming Library (fam module)

Details

It was discovered that GLib created directories and files without properly
restricting permissions. An attacker could possibly use this issue to access
sensitive information.

Update instructions

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

Ubuntu 18.10

libglib2.0-0 – 2.58.1-2ubuntu0.2

libglib2.0-bin – 2.58.1-2ubuntu0.2

Ubuntu 18.04 LTS

libglib2.0-0 – 2.56.4-0ubuntu0.18.04.4

libglib2.0-bin – 2.56.4-0ubuntu0.18.04.4

Ubuntu 16.04 LTS

libglib2.0-0 – 2.48.2-0ubuntu4.3

libglib2.0-bin – 2.48.2-0ubuntu4.3

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-2019-13012

Source: USN-4049-1: GLib vulnerability