[USN-7536-1] cifs-utils vulnerability

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==========================================================================
Ubuntu Security Notice USN-7536-1
May 27, 2025

cifs-utils vulnerability
==========================================================================

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

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

cifs-utils could be made to expose sensitive information.

Software Description:
- cifs-utils: Common Internet File System utilities

Details:

It was discovered that cifs-utils incorrectly handled namespaces when
obtaining Kerberos credentials. An attacker could possibly use this issue
to obtain sensitive information.

Update instructions:

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

Ubuntu 24.10
cifs-utils 2:7.0-2.1ubuntu0.1

Ubuntu 24.04 LTS
cifs-utils 2:7.0-2ubuntu0.1

Ubuntu 22.04 LTS
cifs-utils 2:6.14-1ubuntu0.2

Ubuntu 20.04 LTS
cifs-utils 2:6.9-1ubuntu0.3

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

References:
https://ubuntu.com/security/notices/USN-7536-1
CVE-2025-2312

Package Information:
https://launchpad.net/ubuntu/+source/cifs-utils/2:7.0-2.1ubuntu0.1
https://launchpad.net/ubuntu/+source/cifs-utils/2:7.0-2ubuntu0.1
https://launchpad.net/ubuntu/+source/cifs-utils/2:6.14-1ubuntu0.2
https://launchpad.net/ubuntu/+source/cifs-utils/2:6.9-1ubuntu0.3