Ubuntu 18.04 LTS USN-6165-2 Critical: GLib Denial Of Service Issue
ubuntu
October 19, 2023
Several security issues were fixed in GLib.
Summary
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) - Ubuntu 14.04 LTS (Available with Ubuntu Pro) Summary: Several security issues were fixed in GLib. Software Description: - glib2.0: GLib library of C routines Details: USN-6165-1 fixed vulnerabilities in GLib. This update provides the corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that GLib incorrectly handled non-normal GVariants. An attacker could use this issue to cause GLib to crash, resulting in a denial of service, or perform other unknown attacks.
Topics Covered
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS (Available with Ubuntu Pro): libglib2.0-0 2.56.4-0ubuntu0.18.04.9+esm3 libglib2.0-bin 2.56.4-0ubuntu0.18.04.9+esm3 Ubuntu 16.04 LTS (Available with Ubuntu Pro): libglib2.0-0 2.48.2-0ubuntu4.8+esm3 libglib2.0-bin 2.48.2-0ubuntu4.8+esm3 Ubuntu 14.04 LTS (Available with Ubuntu Pro): libglib2.0-0 2.40.2-0ubuntu1.1+esm6 libglib2.0-bin 2.40.2-0ubuntu1.1+esm6 In general, a standard system update will make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-6165-2
https://ubuntu.com/security/notices/USN-6165-1
CVE-2023-29499, CVE-2023-32611, CVE-2023-32636, CVE-2023-32643,
CVE-2023-32665
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Ubuntu Security Notice USN-6165-2
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