- Vulnerability/
- USN-6844-1
USN-6844-1: CUPS vulnerability
First published: Mon Jun 24 2024(Updated: )
Rory McNamara discovered that when starting the cupsd server with a Listen configuration item, the cupsd process fails to validate if bind call passed. An attacker could possibly trick cupsd to perform an arbitrary chmod of the provided argument, providing world-writable access to the target.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/cups | <2.4.7-1.2ubuntu7.1 | 2.4.7-1.2ubuntu7.1 |
| Ubuntu | =24.04 | |
| All of | ||
| ubuntu/cups | <2.4.6-0ubuntu3.1 | 2.4.6-0ubuntu3.1 |
| Ubuntu | =23.10 | |
| All of | ||
| ubuntu/cups | <2.4.1op1-1ubuntu4.9 | 2.4.1op1-1ubuntu4.9 |
| Ubuntu | =22.04 | |
| All of | ||
| ubuntu/cups | <2.3.1-9ubuntu1.7 | 2.3.1-9ubuntu1.7 |
| Ubuntu | =20.04 | |
| All of | ||
| ubuntu/cups | <2.2.7-1ubuntu2.10+esm4 | 2.2.7-1ubuntu2.10+esm4 |
| Ubuntu | =18.04 | |
| All of | ||
| ubuntu/cups | <2.1.3-4ubuntu0.11+esm6 | 2.1.3-4ubuntu0.11+esm6 |
| Ubuntu | =16.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2024-35235
- https://launchpad.net/ubuntu/+source/cups/2.4.7-1.2ubuntu7.1
- https://launchpad.net/ubuntu/+source/cups/2.4.6-0ubuntu3.1
- https://launchpad.net/ubuntu/+source/cups/2.4.1op1-1ubuntu4.9
- https://launchpad.net/ubuntu/+source/cups/2.3.1-9ubuntu1.7
- https://ubuntu.com/security/notices/USN-6844-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-6844-1?
The vulnerability identified by USN-6844-1 is classified as a high severity issue due to potential arbitrary chmod execution.
How do I fix USN-6844-1?
To resolve the USN-6844-1 vulnerability, update the CUPS package to the appropriate remedial version for your Ubuntu release.
What versions of Ubuntu are affected by USN-6844-1?
USN-6844-1 affects multiple Ubuntu versions, including 16.04, 18.04, 20.04, 22.04, 23.10, and 24.04.
What is CUPS and why is USN-6844-1 significant?
CUPS, or Common Unix Printing System, is a printing system used by Ubuntu that is significant due to its role in managing print jobs and potential security vulnerabilities.
How can I verify if my CUPS package is vulnerable to USN-6844-1?
You can check your CUPS package version against the versions listed in the USN-6844-1 advisory to determine if it is vulnerable.
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