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Ubuntu Security Notice USN-4049-2
July 08, 2019
glib2.0 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 ESM
– Ubuntu 12.04 ESM
Summary:
GLib did not properly restrict directory and file permissions.
Software Description:
– glib2.0: GLib Input, Output and Streaming Library (fam module)
Details:
USN-4049-1 fixed a vulnerability in GLib. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory 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 14.04 ESM:
libglib2.0-0 2.40.2-0ubuntu1.1+esm2
libglib2.0-bin 2.40.2-0ubuntu1.1+esm2
Ubuntu 12.04 ESM:
libglib2.0-0 2.32.4-0ubuntu1.3
libglib2.0-bin 2.32.4-0ubuntu1.3
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4049-2
https://usn.ubuntu.com/4049-1
CVE-2019-13012
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