- Vulnerability/
- USN-7431-1
USN-7431-1: HAProxy vulnerability
First published: Thu Apr 10 2025(Updated: )
Aleandro Prudenzano and Edoardo Geraci discovered that HAProxy incorrectly handled certain uncommon configurations that replace multiple short patterns with a longer one. A remote attacker could use this issue to cause HAProxy to crash, resulting in a denial of service, or possibly execute arbitrary code.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/haproxy | <2.9.10-1ubuntu1.2 | 2.9.10-1ubuntu1.2 |
| Ubuntu | =24.10 | |
| All of | ||
| ubuntu/haproxy | <2.8.5-1ubuntu3.3 | 2.8.5-1ubuntu3.3 |
| Ubuntu | =24.04 | |
| All of | ||
| ubuntu/haproxy | <2.4.24-0ubuntu0.22.04.2 | 2.4.24-0ubuntu0.22.04.2 |
| Ubuntu | =22.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2025-32464
- https://ubuntu.com/security/notices/USN-7431-2
- https://launchpad.net/ubuntu/+source/haproxy/2.9.10-1ubuntu1.2
- https://launchpad.net/ubuntu/+source/haproxy/2.8.5-1ubuntu3.3
- https://launchpad.net/ubuntu/+source/haproxy/2.4.24-0ubuntu0.22.04.2
- https://ubuntu.com/security/notices/USN-7431-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-7431-1?
The severity of USN-7431-1 is considered important due to the potential for denial of service.
How do I fix USN-7431-1?
To fix USN-7431-1, update HAProxy to the latest versions listed in the advisory.
What versions of HAProxy are affected by USN-7431-1?
USN-7431-1 affects HAProxy versions up to 2.9.10-1ubuntu1.2, 2.8.5-1ubuntu3.3, and 2.4.24-0ubuntu0.22.04.2.
What is the impact of USN-7431-1?
The impact of USN-7431-1 includes the potential for HAProxy to crash, leading to a denial of service.
Who discovered the USN-7431-1 vulnerability?
The USN-7431-1 vulnerability was discovered by Aleandro Prudenzano and Edoardo Geraci.
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