========================================================================== Ubuntu Security Notice USN-7536-2 June 16, 2025
cifs-utils regression ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.04 - Ubuntu 24.10 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: USN-7536-1 introduced a regression in cifs-utils. Software Description: - cifs-utils: Common Internet File System utilities Details: USN-7536-1 fixed vulnerabilities in cifs-utils. This update introduced a regression in certain environments. This update fixes the problem. We apologize for the inconvenience. Original advisory 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 25.04 cifs-utils 2:7.2-2ubuntu0.1 Ubuntu 24.10 cifs-utils 2:7.0-2.1ubuntu0.2 Ubuntu 24.04 LTS cifs-utils 2:7.0-2ubuntu0.2 Ubuntu 22.04 LTS cifs-utils 2:6.14-1ubuntu0.3 Ubuntu 20.04 LTS cifs-utils 2:6.9-1ubuntu0.4 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7536-2 https://ubuntu.com/security/notices/USN-7536-1 https://launchpad.net/bugs/2112614, https://launchpad.net/bugs/2113906 Package Information: https://launchpad.net/ubuntu/+source/cifs-utils/2:7.2-2ubuntu0.1 https://launchpad.net/ubuntu/+source/cifs-utils/2:7.0-2.1ubuntu0.2 https://launchpad.net/ubuntu/+source/cifs-utils/2:7.0-2ubuntu0.2 https://launchpad.net/ubuntu/+source/cifs-utils/2:6.14-1ubuntu0.3 https://launchpad.net/ubuntu/+source/cifs-utils/2:6.9-1ubuntu0.4
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