- Vulnerability/
- USN-6588-1
USN-6588-1: PAM vulnerability
First published: Wed Jan 17 2024(Updated: )
Matthias Gerstner discovered that the PAM pam_namespace module incorrectly handled special files when performing directory checks. A local attacker could possibly use this issue to cause PAM to stop responding, resulting in a denial of service.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/libpam-modules | <1.5.2-6ubuntu1.1 | 1.5.2-6ubuntu1.1 |
| Ubuntu | =23.10 | |
| All of | ||
| ubuntu/libpam-modules | <1.5.2-5ubuntu1.1 | 1.5.2-5ubuntu1.1 |
| Ubuntu | =23.04 | |
| All of | ||
| ubuntu/libpam-modules | <1.4.0-11ubuntu2.4 | 1.4.0-11ubuntu2.4 |
| Ubuntu | =22.04 | |
| All of | ||
| ubuntu/libpam-modules | <1.3.1-5ubuntu4.7 | 1.3.1-5ubuntu4.7 |
| Ubuntu | =20.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2024-22365
- https://ubuntu.com/security/notices/USN-6588-2
- https://launchpad.net/ubuntu/+source/pam/1.5.2-6ubuntu1.1
- https://launchpad.net/ubuntu/+source/pam/1.5.2-5ubuntu1.1
- https://launchpad.net/ubuntu/+source/pam/1.4.0-11ubuntu2.4
- https://launchpad.net/ubuntu/+source/pam/1.3.1-5ubuntu4.7
- https://ubuntu.com/security/notices/USN-6588-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-6588-1?
The severity of USN-6588-1 is categorized as a potential denial of service vulnerability.
How do I fix USN-6588-1?
To fix USN-6588-1, update the libpam-modules package to the recommended version based on your Ubuntu release.
What are the affected versions mentioned in USN-6588-1?
Affected versions in USN-6588-1 include libpam-modules versions up to 1.5.2-6ubuntu1.1 for Ubuntu 23.10, 1.5.2-5ubuntu1.1 for Ubuntu 23.04, and lower for earlier versions.
Who discovered the issue leading to USN-6588-1?
The issue leading to USN-6588-1 was discovered by Matthias Gerstner.
What component is primarily affected by the vulnerability in USN-6588-1?
The primary component affected by the vulnerability in USN-6588-1 is the PAM pam_namespace module.
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