A CUE security update has been released for Ubuntu Linux 20.04 LTS, 22.04 LTS, and 23.04.

[USN-6423-1] CUE vulnerability

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Ubuntu Security Notice USN-6423-1
October 09, 2023

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

- Ubuntu 23.04
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

CUE could be made to execute arbitrary code if it received a specially
crafted file.

Software Description:
- libcue: CUE Sheet Parser Library - development files

Details:

It was discovered that CUE incorrectly handled certain files.
An attacker could possibly use this issue to expose sensitive
information or execute arbitrary code.

Update instructions:

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

Ubuntu 23.04:
libcue2 2.2.1-4ubuntu0.1

Ubuntu 22.04 LTS:
libcue2 2.2.1-3ubuntu0.1

Ubuntu 20.04 LTS:
libcue2 2.2.1-2ubuntu0.1

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

References:
https://ubuntu.com/security/notices/USN-6423-1
CVE-2023-43641

Package Information:
https://launchpad.net/ubuntu/+source/libcue/2.2.1-4ubuntu0.1
https://launchpad.net/ubuntu/+source/libcue/2.2.1-3ubuntu0.1
https://launchpad.net/ubuntu/+source/libcue/2.2.1-2ubuntu0.1